# gsc_age

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-42


age_note:
Age reported as 220 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 353 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-37


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-34


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 67-49


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 66-60


age_note:
First reported as 85 Ma; age herein is recalibrated to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-74


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 61-41


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-49


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-35


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-36


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-39


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-38


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-40


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-41


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-42


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 62-80


age_note:
Age reported as 95 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 101 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 89-106


age_note:
Is sample JCD-1, pers.comm'd in Christopher PhD thesis


age_note:
Is sample CKD-1, pers.comm'd in Christopher PhD thesis


age_note:
Age first reported as 26.0 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 60-31


age_note:
Age first reported as 26.7 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-90


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-43


age_note:
Age first reported as 26.2 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 115 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 278 Ma; recalibrated herein to IUGS decay constants


age_note:
Age first reported as 51.9 Ma; recalibrated herein to IUGS decay constants


age_note:
Age first reported as 54.5 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 98.6 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 89-100


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 89-101


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 89-102


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 60-30


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 89-104


age_note:
Age reported as 96 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 70-45


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-46


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 70-48


age_note:
Age is anomalously young; see duplicate analysis

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 59-14


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 70-50


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 59-11


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 59-12


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 59-13


age_note:
Age reported as 245 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 61-43


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-53


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 73-61


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 88-39


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 60-28


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-70


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 64-24


age_note:
Re-interp. by Hart (1997) as erroneous, given Eocene U-Pb ages same unit that study.

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 59-10


age_note:
Much older than replicate analyses; see also fission track zircon age for same sample


age_note:
Age reported as 180 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 177 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-100


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-101


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 70-47


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 64-26


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 63-14


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 88-36


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 63-16


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-47


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-102


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-103


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-104


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-105


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-106


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-107


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-108


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-109


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-49


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-54


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-68


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-51


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-52


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-55


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-57


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-59


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-61


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 89-99


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-63


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-64


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-65


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-66


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-73


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-83


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-74


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-75


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-76


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-81


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-82


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-84


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-85


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-88


age_note:
Low K content in biotite likely due to minor chlorite alteration.

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-86


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-87


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-92


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-41


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-77


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-63


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 88-40


age_note:
Age is anomalously old compared to other K-Ar and Rb-Sr ages for this and other samples of same pluton

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 89-105


age_note:
Fraction C; %discordance not reported; near-concordant on plot

laboratory:
Geological Survey of Canada (Ottawa); R. Parrish


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-150


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 89-107


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 60-33


age_note:
Low K content in biotite likely due to alteration.  )


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-38


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-37


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-36


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-39


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-40


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-45


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-46


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-47


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-48


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-49


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-50


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-52


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-53


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-54


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-55


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-57


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-58


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-61


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-60


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-62


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-64


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-126


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-71


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-75


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-69


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-73


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-77


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-78


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-79


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-80


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-82


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-141


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-84


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-85


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-86


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-89


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-90


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 66-58


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 67-48


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 70-49


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 73-59


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 63-15


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-56


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-70


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-90


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-66


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-67


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-146


age_note:
Age reported as 64.9 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 191 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 17.4 Ma; recalibrated herein to IUGS decay constants


age_note:
First reported as 78.1 Ma; age herein is recalibrated to IUGS decay constants. K2O<5%; biotite likely altered.


age_note:
Age based on one concordant analysis.  Location very approximate.


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 67-45


age_note:
Age reported as 104.8 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 88-41


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 88-42


age_note:
4-pt. isochron (Sr initial = 0.7104 +/- 1).


age_note:
Age reported as 89.5 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 85.3 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 1.04 Ma; recalibrated herein to IUGS decay constants.  K/Ar whole-rock method unreliable


age_note:
Age reported as 0.89 Ma; recalibrated herein to IUGS decay constants.  K/Ar whole-rock method unreliable


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-71


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-72


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-73


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-48


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-75


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-76


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 60-32


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-78


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-79


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-80


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-81


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-82


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-138


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-84


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-86


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-87


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-88


age_note:
Age first reported as 42.2 Ma; age shown here is recalibrated to IUGS decay constants


age_note:
Age first reported as 38.4 Ma; age shown here is recalibrated to IUGS decay constants


age_note:
3-pt. errorchron (wr-Kspar-bt/arfved; Sr initial = 0.7146 +/- 14).


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-101


age_note:
12-pt. errorchron (MSWD=80).  U-Pb zircon age of 365 Ma for the same suite


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-149


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-150


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-152


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-153


age_note:
Replicate analysis; earlier, less reliable analysis gave 87.4 +/- 1.9 Ma.  Reason for discrepancy uncertain.


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-159


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-160


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-161


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-113


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-164


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-167


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-168


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-169


age_note:
K/Ar whole-rock method unreliable.  Also reported in Hunt & Roddick (1987)- GSC No: 87-172; Sample ID in paper: 13-01


age_note:
K/Ar whole-rock method unreliable. Also reported in Hunt & Roddick (1987)- GSC No: 87-173; Sample ID in paper: 14-01


age_note:
K/Ar whole-rock method unreliable. Also reported in Hunt & Roddick (1987)- GSC No: 87-174; sample ID in paper = 21-01


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-175


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-114


age_note:
Age reported as 100.7 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-120


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-122


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-123


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-125


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-117


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-129


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-131


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-132


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-134


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-137


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-139


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-136


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-142


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-144


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-77


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-152


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-153


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-59


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-155


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-156


age_note:
Very low K-content (3.7%) due to presence of impurities.

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-157


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-158


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-159


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-160


age_note:
Age reported as 99.3 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 100.3 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 71.2 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 69.5 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 99.7 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 93.0 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 99.9 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 102.3 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-83


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-89


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-96


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-111


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-90


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-107


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-117


age_note:
Anomalously old compared to K-Ar muscovite age for same sample, excess Ar?


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-99


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-97


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-98


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-95


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-108


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-91


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-83


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-92


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 4121


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-80


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-87


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-68


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-101


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-115


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 62-78


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 62-81


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 61-44


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-100


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-70


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-69


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-74


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-73


age_note:
No atmospheric argon correction made; age is anomalously old.

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 62-79


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-76


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-79


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-72


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-77


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 78-110


age_note:
7-pt. isochron (MSWD=0.62; Sr initial ratio=0.706); age is anomalously young for this body.


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-118


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 60-29


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-165


age_note:
Fraction E; %discordance not reported; not shown on plot


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 4112


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 73-57


age_note:
3-pt. isochron (fs-bt-wr; MSWD=0.03; Sr initial=0.707).  Loc. approximate.


age_note:
Age estimated from a single discordant analysis.  Location approximate.


age_note:
4-pt. isochron (MSWD=0.94; Sr initial=0.707).  Location very approximate.


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 88-38


age_note:
Younger than one of two fission track apatite ages for same sample


age_note:
8 discordant non-linear fractions, inheritance evident.  Age is upper intercept of 3 pt regression.

laboratory:
Geological Survey of  Canada (Ottawa) and University of British Columbia


age_note:
9 discordant non-linear fractions, age is upper limit of 185-192 range.  Range is concordant with titanite cooling age.  Sample's field ID QM-87-92 (?)


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-110


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-106


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 72-32


age_note:
Estimated from slightly to moderately discordant analyses.


laboratory:
University of California (Santa Barbara)


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-60


age_note:
Two analyses which show slight inheritance.


age_note:
Fraction B; %discordance not reported; near-concordant on plot


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-44


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-154


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-119


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-157


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-158


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 61-42


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 73-63


age_note:
Upper intercept 3-pt regression, coincident with concordant fraction


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-35


age_note:
Age is anomalously old relative to K-Ar ages for these samples


age_note:
Very low K content due to chlorite alteration.


age_note:
Re-analysis; earlier, less reliable analysis gave 98.8 +/- 3.7 Ma.  Reason for discrepancy uncertain.


laboratory:
University of British Columbia, UBC No: Y89-18-2


laboratory:
University of British Columbia, UBC No: Y89-18-1


laboratory:
University of British Columbia, UBC No: Y89-18-3


age_note:
Erroneous - is intruded by TJB89-18-2 which is 168 Ma; moderate argon loss reported.

laboratory:
University of British Columbia, UBC No: Y89-18-4


laboratory:
University of British Columbia, UBC No: Y89-32-5


age_note:
4 pt isochron, plagioclase, K-Feldspar, biotite and whole rock separates, MSWD=0.73


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-112


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-98


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-102


age_note:
Age first reported as 13.0 Ma; recalibrated herein to IUGS decay constants.


age_note:
Age first reported as 11.1 Ma; recalibrated herein to IUGS decay constants. K/Ar whole-rock method unreliable


age_note:
K/Ar whole-rock method unreliable. Pers. comm. in paper, M.L. Silberman, 1981


age_note:
K/Ar whole-rock method unreliable. See also re-analysis of same unit


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 88-37


age_note:
Age reported as 23.4 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 51.0 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 47.3 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-116


age_note:
4-pt. errorchron (MSWD=3.8); initial Sr = 0.7114.


age_note:
11-pt. errorchron (MSWD not reported); initial Sr = 0.7121.  If one dyke sample is removed, age is 93 Ma +/- 10.


age_note:
Age is reinterpreted by J.K. Mortensen, based on two near-concordant fractions.  From original data of Baadsgaard (previously interpreted as 119 +/- 5 Ma).  Data and concordia not available.


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-45


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-88


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 62-82


age_note:
7 fractions, age is lower intercept of 5 pt regression (MSWD=0.5). aka sample STJ-86-82 (?)


age_note:
2 concordant  overlapping fractions.  aka sample STJ-86-82 (?)


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-151


age_note:
2 overlapping concordant fractions; 3rd concordant fraction ~168 Ma


age_note:
Age is anomalously old compared to more recent dates for this pluton

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 61-45


age_note:
Replicate analysis is much younger (26.1 Ma);


age_note:
Replicate analysis; earlier, less reliable analysis gave 95.6 +/- 2.8 Ma.  Reason for discrepancy uncertain.


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-105


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-148


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-78


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-79


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-72


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-58


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-44


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-103


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 89-98


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-163


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 76-128


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-69


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 90-67


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-171


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-93


age_note:
Age is anomalously old compared to a K-Ar hornblende age for a separate sample of the same outcrop

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-88


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-47


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-78


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 80-83


age_note:
3-pt. errorchron (MSWD=17).  U-Pb zircon age for same suite is 365 Ma


age_note:
Age is anomalously young compared to other K-Ar and U-Pb ages  for the same body

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 81-65


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-89


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-81


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-82


age_note:
The concordia plot was subsequently published in GSC Bulletin 506 (1997), Hulbert


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-30


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-31


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-32


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-33


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-34


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-35


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-36


age_note:
Plateau age, 99% gas release. Integrated age: 96.3 +/- 1.0 Ma.

laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-37


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-39


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-40


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-41


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-47


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-48


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-49


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 92-50


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: AA92-237


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-35


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-36


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-37


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-38


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-39


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-40


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-41


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-42


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-43


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 94-45


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-46


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-47


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-49


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-50


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-51


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-53


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-54


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-55


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 93-56


age_note:
Age reported as 91.6 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 92.3 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 89.9 Ma; recalibrated herein to IUGS decay constants


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-154


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-89


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-91


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-93


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-95


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-97


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-99


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-104


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-106


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-108


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-110


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-114


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-115


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-116


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-118


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-119


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-120


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-121


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-122


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-123


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-126


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-128


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-129


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-130


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-131


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 87-133


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 67-65


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 73-74


age_note:
5 fractions, age is lower intercept of 4 discordant fractions.


age_note:
3 discordant fractions, age is lower intercept age.


age_note:
2 overlapping fractions (titanite).  Five zircon fractions contain significant inheritance, and do not produce an age.

laboratory:
Geological Survey of Canada (Ottawa), and University of British Columbia


age_note:
3 fractions, minor inheritance.  Age is lower intercept, constrained by single concordant fraction.


age_note:
Four fractions, three discordant, fourth contains minor inheritance.  Age is weighted average of three fractions.


age_note:
4 fractions, age is lower intercept of discordant array.  Inheritance in at least two fractions.


age_note:
Age is oldest of three concordant fractions.


age_note:
Age is oldest of 2 concordant fractions; third fraction slightly discordant.  Zircon fractions discordant - not meaningful.


age_note:
Age is overlap of two concordant fractions.


age_note:
Age is 3 pt. regression, MSWD=5.5; fourth fraction discordant.


age_note:
4 fractions, age is from one concordant fraction.  See concordant titanite age.


age_note:
4 fractions, two concordant.  Age is total range of 206/238 ages.


age_note:
3 fractions, age is from two overlapping concordant fractions.


age_note:
2-pt regression, of three fractions.  See concordant titanite age.


age_note:
3 fractions, age is on single concordant fraction.


age_note:
206/238 range of ages for two concordant titanite fractions.


age_note:
206/238 range of two concordant titanite fractions.


age_note:
3 fractions, age is range of 207/235 ages.


age_note:
3 concordant fractions.  Age is from oldest fraction (abraded).


age_note:
See U-Pb age for separate sample of this unit


age_note:
Slightly discordant analyses.  See U-Pb age for separated sample of this unit


age_note:
Age reported as 117 Ma; recalibrated herein to IUGS decay constants


age_note:
Age reported as 94.9 Ma; recalibrated herein to IUGS decay constants. Impure materials analized (tremolite+biotite mixture)


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 65-50


age_note:
Age is weighted average of 3 moderately discordant fractions; MSWD=0.3.  Alternate interpretation(s) possible - concordant fraction at 364.9 +/- 5.8 Ma; concordant fraction at 345.4 +/- 8.0 Ma (Pb/Pb ages)


age_note:
Age is from regression on three of five fractions.  MSWD=0.55.  Also notes Pb-loss trajectory from 1595 to ~1380.


age_note:
Total fusion age; spectra not available.

laboratory:
College of Oceanography, Oregon State University


age_note:
Preliminary age; further analysis required.


age_note:
Corrected for partial track fading - weighted mean age.  Reanalysis of a sample reported by Naeser et al. (1982) who report it slightly younger.


age_note:
Samples corrected for partial track fading by track size method


age_note:
Sample corrected for partial track fading by track-size method


age_note:
4-pt errorchron, samples from various locations within the pluton


age_note:
4 fractions concordant to nearly-concordant.  Age based on two fractions.


age_note:
3 fractions strongly abraded zircon.  Two concordant, 1 slightly discordant = minor inheritance


age_note:
Sample info given, lacks age determination


laboratory:
University of Alberta Radiogenic Isotope Facility


laboratory:
University of British Columbia, and University of Waterloo


age_note:
5 fractions, inheritance inferred by discordance of 4 fractions, although rims not observed.  Age is reported as 341.6-342.5 range for min.; converted to median with error to facilitate database entry.


age_note:
4 fractions, age based on 2 concordant fractions.


age_note:
3 fractions, age is from 1 concordant fraction.


age_note:
Age is weighted average of 3 fractions, all concordant.


age_note:
4 fractions, 2 concordant yield crystallization age for the clast.  See also titanite age for same clast.


age_note:
4 fractions, age based on one concordant fraction, to give crystallization estimate for the clast.


age_note:
4 zircon, 2 titanite fractions.  Two zircon fractions nearly concordant, overlap concordant titanite analyses; age is weighted average.


age_note:
Age is concordant with U-Pb crystallization age for same sample.


age_note:
6 fractions, all overlap and concordant.


age_note:
3 fractions, all overlap, slightly discordant.  Age is weighted average of three fractions; minimum age; minimum age of 172.0 given by minimum intercept.


age_note:
4 fractions, identical, but slightly discordant ages.


age_note:
3 fractions, 2 concordant.  See K-Ar ages on same sample, Hunt & Roddick (1994)


age_note:
5 fractions, inheritance.  Age is lower intercept through 3 fractions.


age_note:
4 fractions, 2 overlap and concordant, 2 with inheritance.  Age is average of 2 concordant fractions.


age_note:
6 fractions, 1 concordant, others with post-crystallization Pb loss.  Age is based on concordant fraction and regressed analyses of other fractions.


age_note:
Single concordant fraction; See also zirzon age for same clast.


age_note:
Weighted average of 3 concordant fractions (5 fractions in all).


age_note:
3 fractions, two concordant.  Age is from the most concordant fraction.


age_note:
Upper intercept, 3 discordant fractions.


age_note:
3 fractions, age based on oldest concordant fraction.


age_note:
See U-Pb zircon ages for other clasts in the same sedimentary unit.  Sample # Y-1E in paper


age_note:
3 discordant fractions; age incorporates regressions through each pair.


age_note:
3 fractions, one with minor inheritance.  Age is weighted avg of the other two.


age_note:
3 concordant fractions; age is weighted average of all three.


age_note:
Upper intercept of single discordant fraction.


age_note:
2 fractions.  Age is from concordant fraction; other fraction - needles -overlaps concordia, Pb loss.


age_note:
3 fractions, age based on one concordant fraction, other two overlap concordia.


age_note:
4 fractions (abraded), discordant, 3 are colinear. Age is upper intercept of regression through the 3 colinear fraction (Davis regression p.o.f.=27%). Lower intercept (Pb-loss) at ca. 267 Ma.

laboratory:
University of British Columbia; J. Mortensen


age_note:
5 discordant fractions, age is upper intercept of linear array through all 5 (MSWD=0.8).  ‘Sample 1' in paper


age_note:
5 fractions; age is upper intercept through 4 least discordant (MSWD=2.2). ‘Sample 4' in paper


age_note:
4 pt. regression, age is upper intercept (MSWD=2.8).  ‘Sample 2' in paper


age_note:
6 fractions analyzed; age upper intercept of 4-pt linear array coincident with concordant fraction (MSWD=3.8). ‘Sample 3' in paper


laboratory:
Geological Survey of Canada (Ottawa); M. Villeneuve


age_note:
Plateau age, 68% gas release. Integrated age = 1039 ±4 Ma. Spectra display characteristics of Ar-release at low steps, and an older (primary?) age component at high temperature steps (max step = 1397 ±6 Ma.)


age_note:
Plateau age, 65% gas release. Integrated age = 954 ±5 Ma. Spectra display characteristics of Ar-release at low steps, and an older (primary?) age component at high temperature steps (max step = 1805 ±23 Ma.)


age_note:
9 fractions, one with inheritance.  Age is upper intercept of regression through remaining 8.


age_note:
Upper intercept of regression of one of four fractions along a linear array with 3 fractions from a different sample, same unit (TOA91-26-1).


age_note:
206/238 age of two overlapping titanite fractions.


age_note:
4 fractions, age is on one concordant fraction.


age_note:
Regression through unstated number of 4 fractions; MSWD=10.9.  See also titanite age.


age_note:
3 fractions; age is single concordant fraction.


age_note:
4 fractions, age is older of two concordant fractions.


age_note:
Age is younger of two concordant fractions.


age_note:
3 pt regression (MSWD=1.9), on fractions from different samples at different locations believed to be same body.  (See also TOA91-14-4)


age_note:
Upper intercept age of 4 pt regression, MSWD=0.9.


age_note:
Weighted average Pb/Pb age of 3 fractions.


age_note:
4 fractions.  Age is weighted average of moderately discordant samples.


age_note:
3 fractions, age is single concordant fraction.


age_note:
Age is weighted average of 4 slightly discordant overlapping fractions.  A zircon fraction analyzed was discordant.


age_note:
Weighted average of three slightly discordant overlapping fractions.  Zircons were also analysed, but all displayed Proterozoic inheritance and did not yield an age.


age_note:
Plateau age, 1 step.  Excess argon; Further analysis is required, K. Fallas (pers. comm. 2002)


age_note:
5 discordant fractions; age is upper intercept of regression through all five.  Further analysis is required, K. Fallas (pers. comm. 2002)


age_note:
2 discordant overlapping fractions, age is weighted average of the two.


age_note:
3 discordant fractions, age is lower intercept of regression through all.


age_note:
3 discordant fractions, age is upper intercept of linear array through all three.


age_note:
2 discordant fractions; Age is lower intercept of regression through both fractions.


age_note:
6 pt. isochron age, for whole rock, garnet and clinopyroxene mineral separates of the sample.  MSWD=7.06.


age_note:
2 concordant overlapping fractions.  Cooling through 600.


age_note:
K/Ar whole-rock method unreliable. paleomagnetism normal


age_note:
K/Ar whole-rock method unreliable. paleomagnetism reversed


age_note:
K/Ar whole-rock method unreliable. Discordant with Ar-Ar ages.


age_note:
K/Ar whole-rock method unreliable. Discordant with Ar/Ar age, same sample


age_note:
6 pt. isochron of whole rock, garnet and clinopyroxene mineral speartes from the sample.  MSWD=13.5).


age_note:
2 concordant overlapping titanite fractions; age is range of both fractions.  Older (203 to 219 Ma) near-concordant zircon fractions scatter widely near concordia in lead loss pattern. Age reinterpreted from earlier report (Appel BSc thesis) on basis of n


age_note:
4 fractions, age is single concordant fraction.


age_note:
3 concordant to nearly-concordant fractions.  Age is oldest concordant fraction.


age_note:
Age is lower intercept of 2 pt. regression; lower fraction overlaps concordia.  3rd concordant fraction suspected of Pb loss. Upper intercept at 2.76 Ga.


age_note:
Age is lower intercept of 2 pt. regression; lower fraction nearly concordant.  3rd fraction suspected of Pb loss. Upper intercept at 1.64 Ga.


age_note:
7 fractions, age is total range of two concordant fractions.


age_note:
6 pt linear regression, age is upper intercept (MSWD=4.11)


age_note:
High error (>30%) renders age meaningless


age_note:
No accompanying data; not released in annual GSC summary reports.  Converted from old decay constants using conversion table of Dalrymple (1979).


laboratory:
Geological Survey of Canada; K-Ar# 2962(2)


laboratory:
Geological Survey of Canada; K-Ar# 2581(2)


age_note:
No accompanying data; not released in annual GSC summary reports


laboratory:
Geological Survey of Canada; K-Ar# 2937(2)


laboratory:
Geological Survey of Canada; K-Ar# 2967(2)


laboratory:
Geological Survey of Canada; K-Ar# 2973(2)


laboratory:
Geological Survey of Canada; K-Ar# 2911(3)


age_note:
No accompanying data; not released in annual GSC summary reports; large error renders age meaningless


age_note:
3 pt isochron from mineral sepates and whole rock.  MSWD=0.7


age_note:
Isochron on two mineral separates, omits whole whole-rock value


age_note:
3 pt isochron, whole-rock plus two mineral separates.  MSWD=1.7.


age_note:
2 discordant fractions, age is upper intercept of 'regression'. The age is supported by its coincidence (regression and intercepts) with that of a nearby dyke of the same event.


age_note:
6 discordant fractions, age is upper intercept of array (Davis-type regression) through all 6.  Probability of fit = 59.6%.


age_note:
Reanalyzed by Sandhu et al. (2001), who show it to be slightly older


age_note:
4 pt isochron, plagioclase, K-feldspar, whole rock and biotite separates, MSWD=0.10.


age_note:
Re-analysis of a sample previously reported in Parrish (1981).


age_note:
Reanalysis of sample previously reported in Parrish (1981)


age_note:
Re-analysis of sample previously published in Parrish (1981)


age_note:
Re-analysis of sample previously reported in Parrish (1981)


age_note:
Disturbed spectra - higher temperature produces older age (221 +/- 4 Ma).  The mica may also be a post-mineralization alteration product.  Neither the plateau or peak ages are consistent with field relations.


age_note:
2 zircon and 3 titanite fractions; age is mean Pb/Pb age of overlapping concordant fractions (1 zircon, 2 titanite)

laboratory:
University of British Columbia, J. Gabites


age_note:
2 plateau ages, 52.9% 39Ar; 2nd at 134.3 Ma. Strongly disturbed spectra - Ar loss during pluton emplacement suspected.


age_note:
Plateau age, 61.5% 39Ar. Spectra slightly disturbed.


age_note:
Plateau age; 42.6% 39Ar. Spectra strongly disturbed.


age_note:
IPlateau age, 62.1% 39Ar. Spectra slightly disturbed.


age_note:
Plateau age, 67.5% 39Ar.  Spectra slightly disturbed.


age_note:
Plateau age, 82.9% 39Ar.  Spectra slightly disturbed.


age_note:
Plateau age, 44.2% 39Ar; spectra is disturbed.


age_note:
Plateau age, 63.3% 39Ar. Spectra slightly disturbed.


age_note:
Plateau age, 61.1% 39Ar.  Spectra is disturbed.


age_note:
Plateau age, 53.5% 39Ar.  Spectra disturbed (diffusion loss?)


age_note:
Plateau age, 56.6% 39Ar; diffusion loss suggested by spectra.


age_note:
Plateau age at 63.7% 39Ar, but spectra is stepped.


age_note:
Integrated age; disturbed spectra.  No plateau - significant argon loss apparent.


age_note:
Sericitised whole-rock 45/60 mesh plateau age.


age_note:
Sericitized whole-rock 45/60 mesh plateau age.


age_note:
Lower intercept of two 3-pt regressions (5 fractions in all).  Concordant and near fractions lie at lower intercept.


age_note:
Average of two nearly concordant fractions.  4 zircon fractions also analyzed but did not yield a meaningful age (strong inheritance).


age_note:
Age is single concordant fraction (3 fractions in all).


age_note:
Averaged age of two concordant fractions.  Third fraction discordant.


age_note:
Lower intercept of 2-pt regression, which overlaps one fraction concondant.


age_note:
K/Ar whole-rock method unreliable. Age is inconsistent with paleomagnetic dating.


age_note:
K/Ar whole-rock method unreliable. Ages are not concordant with paleomagnetic signature;


age_note:
K/Ar whole-rock method unreliable. Age is not consistent with paleomagnetic age


age_note:
Spectra not provided but were checked per CAH - well-defined plateaus.


age_note:
Zircons also analyzed but did not yield meaningful age.


age_note:
Age is from 3 overlapping concordant fractions, two of which are abraded  A fourth unabraded fraction is younger, lead loss is suspected.


age_note:
Age is single concordant fraction.  Remaining 5 fractions discordant, reflecting minor inheritance and post-crystallization lead loss.


age_note:
Average of fractions B (near concordant) and C (concordant).  Lead loss indicated by remaining 4 discordant fractions.


age_note:
K/Ar whole-rock method unreliable. fraction washed in dilute nitric acid to remove carbonate material


age_note:
K/Ar whole-rock method unreliable. unwashed fraction


age_note:
Age is concordant fraction; remaining 3 fractions discordant to near concordant.


age_note:
2 of 3 fractions concordant but with conflicting results.  This age is older of the two concordant fractions. Lead loss is suspected.


age_note:
Age is older of two concordant fractions. All fractions however are suspected of lead loss, based on high uranium concentrations.


age_note:
Age is average of 2 concordant  to near-concordant abraded fractions.  3rd unabraded fraction is discordant - lead loss is suspected.


age_note:
Age is based on 2 overlapping concordant fractions.  All fractions have high uranium concentrations; lead loss is suspected - minimum age only.  Titanite not present in the sample.


age_note:
All fractions strongly discordant; all uranium rich; no meaningful age can be assigned.


age_note:
All fractions strongly discordant and uranium rich.  A meaningful age cannot be assigned.


age_note:
The mineralization age for the molybdenite is older than the crystallization age of the rock hosting the vien.


age_note:
Disturbed spectra; continuous step.  Apparent age may approach the true crystallization age.


age_note:
Plateau age; slightly disturbed.  Step-correlation results in errorchron of MSWD=3.79.


age_note:
First fraction of mineral separates; plateau age.


age_note:
1st fraction of mineral separates; plateau age.


age_note:
Second fraction of mineral separates; plateau age.


age_note:
2nd fraction of mineral separates; plateau age.


age_note:
Age is from inverse isochron, MSWD=1.04.


age_note:
First fraction mineral separates; Plateau age.


age_note:
2nd fraction mineral separates, Plateau age.


laboratory:
Case Western Reserve University, Cleveland


laboratory:
Case Western Reserve Univesity, Cleveland


age_note:
2 overlapping reversely discordant fractions, labelled 7A/7B in concordia plot.


age_note:
Slightly reversely discordant fraction, labelled 6A in concordia plot.


age_note:
2 overlapping but reversely discordant fractions, labelled 5A/5B in concordia plot.


age_note:
Concordant fraction, labelled 4A in concordia plot.


age_note:
Single concordant fraction, labelled 3B in concordia plot.


age_note:
Single concordant fraction, labelled 3A in concordia plot.


age_note:
Near-concordant fraction 4B in concordia plot.


age_note:
Age is single near-concordant fraction; which overlaps concordia.  2nd fraction discordant; inheritance and lead loss suspected.


age_note:
Age is single concordant fraction; remaining 3 slightly discordant, non-linear.


age_note:
Older of two concordant nonoverlapping abraded fractions; third fraction discordant.


age_note:
Plateau age, interpreted to represent crystallization of hornblende prior to magma emplacement.  A regression age is slightly younger at 93.0 +/- 1.1 Ma, most likely reflects cooling after emplacement.


age_note:
Plateau age, 73.7% 39Ar. Replicate analysis


laboratory:
Geological Survey of Canada (Ottawa)- GSC No: 91-75


laboratory:
Geological Survey of Canada (Ottawa); V. McNicoll


age_note:
Frame B on isochron plot - WR and mineral separates for two samples; MSWD=143.2.


age_note:
Frame C on isochron plot - WR and mineral separates for 5 samples, outlier (JM94-33) excluded MSWD=67.2


age_note:
Frame A on isochron plot - Mineral separates from 6 samples - one outlier, MSWD=73.8.


age_note:
Near-concordant fraction, labelled 6B in concordia plot.


age_note:
No data, plots or discussion of the date provided


age_note:
Fraction A; %discordance not reported; near-concordant to concordant on plot


age_note:
6 fractions, age is lower intercept of linear array (minimum age).  The clast may be as old as 1175 Ma (youngest Pb/Pb age)


age_note:
4 fractions from this clast; age is weighted mean of two overlapping concordant fractions


age_note:
6 near- to concordant fractions from this clast; age is upper intercept of all 6


age_note:
4 near-concordant fractions from this clast; age is upper intercept


age_note:
No data in report. Details provided to compilers by D. Francis/L. Pigage (2003). Age is "plateau" (somewhat less than 50% gas release, spectra reasonably flat). Total gas age = 73.82 ±1.10 Ma.


age_note:
No data in report. Details provided to compilers by D. Francis/L. Pigage (2003). Age is plateau age; total gas age = 72.07 ±1.16 Ma.


age_note:
No data in report. Details provided to compilers by D. Francis/L. Pigage (2003). Age is "plateau" (somewhat less than 50% gas release, spectra flattens, but decreases slightly with increasingly higher temperture steps. Total gas age = 74.07 ±1.11 Ma.


age_note:
No data in report. Details provided to compilers by D. Francis/L. Pigage (2003). Age is "plateau" (somewhat less than 50% gas release, spectra reasonably flat). Total gas age = 70.41 ±1.19 Ma.


age_note:
No data in report. Details provided to compilers by D. Francis/L. Pigage (2003). Age is plateau age; total gas age = 71.00 ±1.66 Ma.


age_note:
No data in report. Details provided to compilers by D. Francis/L. Pigage (2003). Age is "plateau" (somewhat less than 50% gas release, spectra flattens, but decreases slightly with increasingly higher temperture steps. Total gas age = 71.65 ±1.16 Ma.


age_note:
No data in report. Details provided to compilers by D. Francis/L. Pigage (2003). Age is plateau age; total gas age = 76.28 ±1.25 Ma.


age_note:
No data in report. Details provided to compilers by D. Francis/L. Pigage (2003). Age is plateau age; total gas age = 88.72 ±1.31 Ma.


age_note:
12-pt. isochron (MSWD not reported); initial Sr = 0.7122.  K-spar megacryst rims and cores; mobility in K-spar affects reliability.


age_note:
6 pt isochron, MSWD not reported.  Mineral separates include magnetite, pyroxene and plagioclase. Authors prefer age from 77LBA-19-4 because of its better fit.


age_note:
8 pt isochron, MSWD not reported. Mineral separates include pyroxene, plagioclase.  Slight alteration for mineral separates reported.


age_note:
Upper intercept of linear array through discordant fractions from different, widely geographically separate units.  (see also sample PE86-12 in BC data)


age_note:
Much older than K-Ar age, but consistent within error.

laboratory:
University of British Columbia; P. Christopher


age_note:
Inconsistent with K-Ar ages; FT are much older


age_note:
Analytical details provided to compilers by D. Francis/L. Pigage (2003). Age is plateau age; total gas age = 42.30 ±0.60 Ma.


age_note:
Analytical details provided to compilers by D. Francis/L. Pigage (2003). Age is plateau age; total gas age = 41.81 ±0.61 Ma.


age_note:
Analytical details provided to compilers by D. Francis/L. Pigage (2003). Age is plateau age; total gas age = 41.53 ±0.56 Ma.


age_note:
Analytical details provided to compilers by D. Francis/L. Pigage (2003). Age is "plateau" (less than 50% gas release, but spectra essentially flat). Total gas age = 71.16 ±0.90 Ma.


age_note:
Analytical details provided to compilers by D. Francis/L. Pigage (2003). Age is "plateau" (less than 50% gas release, but spectra reasonably flat). Total gas age = 71.63 ±1.29 Ma.


age_note:
Analytical details provided to compilers by D. Francis/L. Pigage (2003). Age is "plateau" (less than 50% gas release; spectra steps progressively younger at higher temp steps over 10 Ma interval. Total gas age = 73.60 ±1.89 Ma.


age_note:
Analytical details provided to compilers by D. Francis/L. Pigage (2003). Age is total gas age; no plateau (spectra steps progressively younger at higher temp steps over 10 Ma interval w/poor overlap).


age_note:
Analytical details provided to compilers by D. Francis/L. Pigage (2003). Age is "plateau" (less than 50% gas release, but spectra reasonably flat but does saddle slightly at higher temp steps). Total gas age = 62.01 ±1.64 Ma.


age_note:
Analytical details provided to compilers by D. Francis/L. Pigage (2003). Age is total gas age; no plateau (spectra steps progressively younger at higher temp steps over 15 Ma interval w/poor overlap).


age_note:
Age reported as 240 Ma; recalibrated herein to IUGS decay constants. K/Ar feldspar method unreliable.


age_note:
Age reported as 94 Ma; recalibrated herein to IUGS decay constants.


age_note:
Age reported as 312 Ma; recalibrated herein to IUGS decay constants. K/Ar whole-rock method unreliable.


age_note:
2 concordant overlapping fractions; age is total range of 206Pb/238U ages for both fractions.


age_note:
Pb/Pb vs. 238U/204Pb Isochron age for both garnets and 2 titanite fractions. The titanite fractions on their own are concordant to slightly discordant and less precise than the reported isochron age. MSWD=4.1, initial 206/204Pb ratio = 18.0


age_note:
Considerable scatter in U-Pb ages for both garnet and titanite. Age is derived from Pb/Pb vs. 238U/204Pb Isochron age for both garnets (2 fractions) and titanite (3 fractions). MSWD=219 (high; imprecise), initial 206/204Pb ratio = 19.7


age_note:
2 fractions, discordant. Both have similar Pb/Pb ages in range of 360 ±3 Ma, supporting this estimate which is the "upper intercept" (req's 3 fractions) of a line through both fractions.


age_note:
Fraction 1, resorbed single grain interpreted to be a xenocryst. Age is Pb/Pb age; 13.1% discordant.


age_note:
Fraction 2, multigrain fraction of primary igneous crystals. Slightly discordant (12.5%)


age_note:
Sample corrected by ITPFT method (heating)


age_note:
Plateau age (54.9% gas release). Is in excellent agreement with inverse isochron age of 90.00 ±0.36 Ma.


age_note:
Relatively flat spectra, but not a true plateau. Isochron age (reported) is more precise and reliable at MSWD=0.427, 100% gas release. Isochron plot not in report.


age_note:
Split 1; Neither dates nor Re and 187Os concentrations reproducible at high precision between multiple analysis


age_note:
Split 2; Neither dates nor Re and 187Os concentrations reproducible at high precision between multiple analysis


age_note:
Split 3; Neither dates nor Re and 187Os concentrations reproducible at high precision between multiple analysis


age_note:
Split 4; Neither dates nor Re and 187Os concentrations reproducible at high precision between multiple analysis


age_note:
4 fractions, concordant to near-concordant. 3 fractions are colinear; age is lower intercept (MSWD=1.5), coincides with older of two concordant fractions. 4th fraction concordant at ca. 89 Ma, suggests Pb-loss. Very poorly constrained upper intercept (inh


age_note:
5 fractions, 4 are discordant colinear, age is lower intercept, coincident with the sole concordant fraction (MSWD=1.5). Poorly constrained upper intercept (inheritance) at 1327 ±490 Ma.


age_note:
5 fractions, 2 are concordant and overlapping. Age is intercept age of the two good fractions (MSWD=1).


age_note:
6 fractions, concordant to near concordant, some scatter. Age is U-Pb age of single concordant fraction, which is in agreement with age calculated by regressing all but outlying fraction (92.2 ±6.6 Ma).


age_note:
6 fractions, discordant, colinear, several are overlapping. Age is upper intercept for all 6 fractions, Davis-type regression, probability of fit = 45.5%


laboratory:
J.L. Aronson's laboratory; R. Walter and G. Woldegabriel


age_note:
Corrected for partial track fading by track-size method. Irradiated: 1977


age_note:
Isochron age, 5 samples, MSWD=0.54. Initial 187Os=-0.02 ±0.03.


age_note:
3 fractions, concordant and overlapping. Age is inverse isochron age for the 3 fractions (MSWD=0.3)


age_note:
3 fractions, concordant and overlapping. Age is inverse isochron age for the 3 fractions (MSWD=7.6)


age_note:
3 fractions, concordant and overlapping. Age is inverse isochron age for the 3 fractions (MSWD=19.3)


age_note:
Upper intercept of 3 fractions, each from different locations (Iota, Otis, Gnuckle) (MSWD=1.47). Method of regressing fractions from different localities is no longer supported; however, suite of samples do have similar Pb/Pb ages, and all are hosted in W


age_note:
Pb/Pb age of single fraction; 6.2% discordant. Error not reported.


age_note:
4 fractions, representing different samples/lithologies from same/proximal localities. Age is upper intercept of regression through 3 of the samples, including 2 which are fully overlapping, run at different labs  (MSWD=1.47). Whole-rock U-Pb analysis no

laboratory:
Teledyne Isotopes Inc. (1 sample); Geospec Consultants Ltd. (3 samples)


age_note:
5 fractions, representing different samples/lithologies from same locality. Age is upper intercept of regression through 4 of the samples (MSWD=2.05). Whole-rock U-Pb analysis no longer practiced.


age_note:
206Pb/238U age of single fraction, 1.1% discordant. Whole-rock U-Pb analysis no longer practiced. Error not reported.


age_note:
206Pb/238U age of single fraction, 12.5% discordant. Whole-rock U-Pb analysis no longer practiced. Error not reported.


age_note:
One aliquot shows reasonable plateau, other seems to indicate some excess 40Ar. Bulk of data is quite radiogenic, so age is relatively unaffected by choice of 40Ar/36Ar. MSWD = 8.0, 40/36 = 406.


age_note:
Two flat, multi-step, with 95.5% of gas in reproducible plateau region.


age_note:
3 aliquots, but very small amounts of gas/sample size. 3-4 steps in plateau region, reproducible at highest temperatures between aliquots. 73.5 % of gas in plateau regions.


age_note:
3 very noisy aliquots, each different. Aliquot 1 has short, mid temperature plateau (2 steps) then rises in age at highest temperature. Aliquot 2 rises to 3 step high temperature plateau, aliquot 3 has plateau but saddle shape. Plateaus all agree.


age_note:
4 aliquots, all reproducible with traditional low temperature Ar-loss (Cretaceous?) and multi-step plateaus at mid and highest temperatures of heating. 70.9 % of gas in plateaus.


age_note:
Reproducible, multi-step plateaus on 2 aliquots. Ar loss in lowest temperature steps and aliquot 1 has minor depression of highest temperature steps. Aliquot 2 displays typical Ar profile. 67 % of gas in plateau regions.


age_note:
2 flat, reproducible, multi-step plateaus with no evidence of later Ar loss. 97 % of gas i plateau regions.


# refs

title:
Petrology, geochronometry and economic geology:  the Zeta tin-silver prospect, Arsenic Ridge, west-central Yukon (115P/14 and 116A/03)

journal:
Unpublished M.Sc. thesis, University of British Columbia, Vancouver, British Columbia.


authors:
Baadsgaard, H., Folinsbee, R.E. and Lipson, J.

title:
Caledonian or Acadian granites of the northern Yukon Territory

journal:
Geology of the Arctic.  ed. G.O. Raasch, University of Toronto Press.


title:
Geology and genesis of copper deposits and associated host rocks in and near Quill Creek, southwestern Yukon.

journal:
Unpublished Ph.D. thesis, University of British Columbia, Vancouver.


title:
Geology and Mount Nansen (115 I/3) and Stoddart Creek (115 I/6) map areas.

journal:
Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada, Open File 1987-2.


title:
Application of K-Ar and fission track dating to the metallogeny of porphyry and related mineral deposits in the Canadian Cordillera.


authors:
Christopher, P.A., White, W.H. and Harakal, J.E.

title:
K-Ar dating of the "Cork" (Burwash Creek) Cu-Mo prospect, Burwash Landing area, Yukon Territory


title:
Geology of the Guano-Guayes rare earth element bearing skarn property, Pelly Mountains, Yukon Territory.

journal:
Unpublished M.Sc. thesis, University of British Columbia, Vancouver.


authors:
Downey, M.E., Armstrong, R.L. and Parrish, R.R.

title:
K-Ar, Rb-Sr and fission track geochronometry of the Bock's Brook stock, Kluane Ranges, southwestern Yukon Territory

journal:
Current Research, Part B, Geological Survey of Canada, Paper 80-1B.


title:
Geology and alteration of the Grew Creek epithermal gold-silver prospect, south-central Yukon

journal:
Yukon Geology, Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada.


title:
Permo-Triassic isotopic dates for blueschist, Ross River area, Yukon


authors:
Farrar, E., Clark, A.H., Archibald, D.A. and Way, D.C.

title:
Potassium-argon age of granitoid plutonic rocks, southwest Yukon Territory, Canada


title:
Alternative interpretations for the Casino Complex and Klotassin Batholith in the Yukon Crystalline Terrane


title:
Provisional Rb/Sr dates: CASH porphyry copper-molybdenum property, Y.T.

journal:
Department of Indian and Northern Affairs, 1977 Yukon Mineral Inventory Report.


authors:
Godwin, C.I., Harakal, J., Carne, R.C. and Mortensen, J.K.

title:
Geochronometric study of a Tertiary lamprophyre, Macmillan Pass, Y.T.

journal:
Department of Indian and Northern Affairs, 1977 Yukon Mineral Inventory Report


authors:
Godwin, C.I., Armstrong, R.L. and Tompson, K.M.

title:
K-Ar and Rb-Sr dating and the genesis of tungsten at the Clea tungsten skarn property, Selwyn Mountains, Yukon Territory

journal:
Canadian Institute of Mining and Metallurgy Bulletin


authors:
Godwin, C.I., Sinclair, A.J. and Ryan, B.D.

title:
Lead isotope models for the genesis of carbonate-hosted Zn-Pb, shale-hosted Ba-Zn-Pb, and silver-rich deposits in the northern Canadian Cordillera


authors:
Grond, H.C., Churchill, S.J., Armstrong, R.L., Harakal, J.E. and Nixon, G.T.

title:
Late Cretaceous age of the Hutshi, Mount Nansen, and Carmacks groups, southwestern Yukon Territory and northwestern British Columbia


authors:
Hansen, V.L., Mortensen, J.K. and Armstrong, R.L.

title:
U-Pb, Rb-Sr, and K-Ar isotopic constraints for ductile deformation and related metamorphism in the Teslin suture zone, Yukon-Tanana terrane, south-central Yukon Territory


title:
Isotopic age determinations of some metamorphic and igneous rocks from Clinton Creek area, Yukon

journal:
Yukon Exploration and Geology 1979-80, Indian and Northern Affairs Canada (Whitehorse)


authors:
Hudson, T., Plafker, G. and Turner, D.L.

title:
Metamorphic rocks of the Yakutat-St. Elias area, south-central Alaska

journal:
U.S. Geological Survey, Journal of Research


journal:
Radiogenic Age and Isotopic Studies:  Report 1, Geological Survey of Canada, Paper 87-2


journal:
Radiogenic Age and Isotopic Studies:  Report 2, Geological Survey of Canada, Paper 88-2


journal:
Radiogenic Age and Isotopic Studies:  Report 3, Geological Survey of Canada, Paper 89-2


journal:
Radiogenic Age and Isotopic Studies:  Report 4, Geological Survey of Canada, Paper 90-2


journal:
Radiogenic Age and Isotopic Studies:  Report 5, Geological Survey of Canada, Paper 91-2


title:
A compilation of K-Ar and 40Ar-39Ar ages:  report 22

journal:
Radiogenic Age and Isotopic Studies:  Report 6, Geological Survey of Canada, Paper 92-2


title:
A compilation of K-Ar and 40Ar-39Ar ages:  report 23

journal:
Radiogenic Age and Isotopic Studies:  Report 7, Geological Survey of Canada, Paper 93-2


authors:
Jackson, L.E., Gordey, S.P., Armstrong, R.L. and Harakal, J.E.

title:
Bimodal Paleogene volcanics near Tintina Fault, east-central Yukon, and their possible relationship to placer gold

journal:
Yukon Geology, Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada


authors:
Kuran, V.M., Godwin, C.I. and Armstrong, R.L.

title:
Geology and geochronometry of the Scheelite Dome tungsten-bearing skarn property, Yukon Territory


title:
The Bennett Lake cauldron subsidence complex, British Columbia and Yukon Territory


title:
Geologic setting and petrology of the Proterozoic Ogilvie Mountain breccias of the Coal Creek inlier, southern Ogilvie Mountains, Yukon Territory.


authors:
LeCouteur, P.C. and Tempelman-Kluit, D.J.

title:
Rb/Sr ages and a profile of Sr87/Sr86 ratios for plutonic rocks across the Yukon Crystalline Terrane


authors:
Leech, G.B., Lowdon, J.A., Stockwell, C.H. and Wanless, R.K.

title:
Age determinations by the Geological Survey of Canada, report 4, isotopic ages

journal:
Geological Survey of Canada, Paper 63-17


title:
Age determinations by the Geological Survey of Canada, report 1, isotopic ages

journal:
Geological Survey of Canada, Paper 60-17


title:
Age determinations by the Geological Survey of Canada, report 2, isotopic ages

journal:
Geological Survey of Canada, Paper 61-17


authors:
Lowdon, J.A., Stockwell, C.H., Tipper, H.W. and Wanless, R.K.

title:
Age determinations by the Geological Survey of Canada, report 3, isotopic ages

journal:
Geological Survey of Canada, Paper 62-17


title:
Geology and geochronometry of tin mineralization associated with the Seagull batholith, south-central Yukon Territory


title:
A petrological study of the Seagull Batholith.

journal:
Unpublished B.Sc. thesis, Queen's University, Kingston


title:
Geology and genesis of the Mount Skukum epithermal gold-silver deposits, southwestern Yukon Territory (NTS 105D 3, 6)

journal:
Exploration and Geological Services Division, Bulletin 2


authors:
McInnes, B.I.A., Goodfellow, W.D., Crocket, J.H. and McNutt, R.H.

title:
Geology, geochemistry and geochronology of subvolcanic intrusions associated with gold deposits at Freegold Mountain, Dawson Range, Yukon

journal:
Current Research, Part E, Geological Survey of Canada, Paper 88-1E


title:
Rb-Sr whole-rock age of the Klondike Schist, Yukon Territory


authors:
Morrison, G.W., Godwin, C.I. and Armstrong, R.I.

title:
Interpretation of isotopic ages and 87Sr/86Sr initial ratios for plutonic rocks in the Whitehorse map area, Yukon


title:
Geological setting and tectonic significance of Mississippian felsic metavolcanic rocks in the Pelly Mountains, southeastern Yukon Territory


title:
Geology of southwestern Dawson map area (NTS 116 B,C)

journal:
Geological Survey of Canada, Open File 1927.


title:
Geology and U-Pb geochronology of the Klondike District, west-central Yukon Territory


title:
Pre-mid-Mesozoic tectonic evolution of the Yukon-Tanana Terrane, Yukon and Alaska


title:
New U-Pb ages for the Slide Mountain Terrane in southeastern Yukon Territory


title:
A U-Pb zircon-baddeleyite age for a differentiated mafic sill in the Ogilvie Mountains, west-central Yukon Territory


title:
Miocene 40Ar/39Ar and K-Ar ages for basaltic volcanic rocks in southwestern Dawson map area, western Yukon Territory


title:
U-Pb and 40Ar-39Ar geochronology of granodioritic orthogneiss in the western Pelly Mountains, Yukon Territory


title:
A U-Pb zircon age for a Maple Creek gabbro sill, Tatamagouche Creek area, southwest Yukon Territory


title:
Geology of the McQuesten River region, northern McQuesten and Mayo map areas, Yukon Territory (115P/14, 15, 16105M/13, 14)

journal:
Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada, Bulletin 6


authors:
Naeser, N.D., Westgate, J.A., Hughes, O.L. and Pewe, T.L.

title:
Fission-track ages of late Cenozoic distal tephra beds in the Yukon Territory and Alaska


title:
The North American plate from the Arctic archipelago to the Romanzof Mountains

journal:
The Ocean Basins and Margins, Vol. 5, The Arctic Ocean, ed. A.E.M. Nairn, M. Churkin, Jr. and F.G. Stehli, Plenum Press


title:
Uplift rates of Mt. Logan, Y.T., and British Columbia's central Coast Mountains using fission track dating methods (abstract)

journal:
EOS Transactions of the American Geophysical Union


title:
Age of the NOR breccia pipe, Wernecke Supergroup, Yukon Territory


title:
The Minto copper deposit, Yukon Territory: a metamorphosed orebody in the Yukon Crystalline Terrane


title:
The Anvil plutonic suite, Faro, Yukon Territory


title:
An Eocene Rb-Sr isochron for rhyolite plugs, Skukum area, Yukon Territory


authors:
Roddick, J.C., Quigg, F.B. and Hunt, P.A.

title:
Miscellaneous 40Ar-39Ar ages and analytical procedures


title:
Geology of the Mayo map area, Yukon Territory (105M)

journal:
Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada, Bulletin 7


title:
Age of the Mount Harper volcanic complex, southern Ogilvie Mountains, Yukon


authors:
Sinclair, A.J., Bentzen, A. and McLeod, J.A.

title:
Geology of the White River native copper deposit, Yukon Territory

journal:
Indian and Northern Affairs Canada, Report QS-Y001-000-EE-A1.


authors:
Sinclair, A.J., Tessari, O.J. and Harakal, J.E.

title:
Age of Ag-Pb-Zn mineralization, Keno Hill - Galena Hill area, Yukon Territory


authors:
Smit, H., Armstrong, R.L. and van der Heyden, P.

title:
Petrology, chemistry and radiogenic isotope (K-Ar, Rb-Sr, and U-Pb) study of the Emerald Lake pluton, eastern Yukon Territory

journal:
Current Research, Part B, Geological Survey of Canada, Paper 85-1B


authors:
Stevens, R.A., Mortensen, J.K. and Hunt, P.A.

title:
U-Pb and 40Ar-39Ar geochronology of plutonic rocks from the Teslin suture zone, Yukon Territory


authors:
Stevens, R.D., Delabio, R.N. and Lachance, G.R.

title:
Age determinations and geological studies, K-Ar isotopic ages, report 15

journal:
Geological Survey of Canada, Paper 81-2.


title:
Age determinations and geological studies, K-Ar isotopic ages, report 16

journal:
Geological Survey of Canada, Paper 82-2.


title:
Petrology and geochemistry of the intrusives spatially associated with the Logtung W-Mo prospect, south-central Yukon Territory.

journal:
Unpublished M.Sc. thesis, University of Toronto, Toronto


authors:
Sturrock, D.L., Armstrong, R.L. and Maxwell, R.B.

title:
Age and Sr isotopic composition of the Pyroxenite Creek ultramafic complex, southwestern Yukon Territory:  an Alaskan-type ultramafic intrusion

journal:
Current Research, Part B, Geological Survey of Canada, Paper 80-1B


title:
Zircon ages for the Pelly Gneiss and Klotassin granodiorite in western Yukon


authors:
Wanless, R.K., Stevens, R.D., Lachance, G.R. and Rimsaite, J.Y.H.

title:
Age determinations and geological studies (part 1), isotopic ages, report 5

journal:
Geological Survey of Canada, Paper 64-17


title:
Age determinations and geological studies, K-Ar isotopic ages, report 6

journal:
Geological Survey of Canada, Paper 65-17


authors:
Wanless, R.K., Stevens, R.D., Lachance, G.R. and Edmonds, C.M.

title:
Age determinations and geological studies, K-Ar isotopic ages, report 7

journal:
Geological Survey of Canada, Paper 66-17


title:
Age determinations and geological studies, K-Ar isotopic ages, report 8

journal:
Geological Survey of Canada, Paper 67-2A


authors:
Wanless, R.K., Stevens, R.D., Lachance, G.R. and Delabio, R.N.

title:
Age determinations and geological studies, K-Ar isotopic ages, report 9

journal:
Geological Survey of Canada, Paper 69-2A


title:
Age determinations and geological studies, K-Ar isotopic ages, report 10


title:
Age determinations and geological studies, K-Ar isotopic ages, report 11


title:
Age determinations and geological studies, K-Ar isotopic ages, report 12


title:
Age determinations and geological studies, K-Ar isotopic ages, report 13


title:
Age determinations and geological studies, K-Ar isotopic ages, report 14


authors:
Watson, P.H., Godwin, C.I. and Armstrong, R.L.

title:
Geology, mineralization, and K-Ar and Rb-Sr isotopic study of the Ram zinc-lead-silver property, Yukon Plateau, southwest Yukon Territory


title:
Geology, chemistry, and geochronometry of the Cretaceous South Fork Volcanics, Yukon Territory

journal:
Geological Survey of Canada, Current Research, Part A, Paper 82-1A


authors:
Bevier, M.L., Anderson, R.G. and Theriault, R.J.


journal:
Yukon Geology 1990, Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada


authors:
Johnston, S.T., Mortensen, J.K. and Erdmer, P.

title:
Igneous and metaigneous age constraints for the Aishihik metamorphic suite, southwest Yukon


authors:
Mortensen, J.K., Grapes, K.J. and Jonasson, I.R.


title:
Magmatic and tectonic evolution of the Intermontane Superterrane and Coast Plutonic Complex in southern Yukon Territory

journal:
Unpublished M.Sc. thesis, University of British Columbia, Vancouver, British Columbia


title:
Geology and U-Pb zircon geochronology of upper Dorsey assemblage near the TBMB claims, upper Swift River area, southern Yukon

journal:
Yukon Exploration and Geology 2002, Exploration and Geological Services Division, Yukon Region, Indian and Northern Affairs Canada


authors:
Archibald, D.A., Clark, A.H., Farrar, E. and Khin Zaw, U.

title:
Potassium-argon ages of intrusion and scheelite mineralization, Cantun, Tungsten, Northwest Territories


title:
The Tertiary Pleistocene stratigraphy of the Liard Plain, southeastern Yukon Territory

journal:
Geological Survey of Canada, Paper 86-17


authors:
Hansen, W.L., Heizler, M.T. and Harrison, T.M.

title:
Mesozoic thermal evolution of the Yukon-Tanana composite terrane:  New evidence from 40Ar/39Ar data


title:
Pleistocene subglacial volcanism near Fort Selkirk, Yukon Territory

journal:
Geological Survey of Canada, Paper 89-1E


title:
Detrital zircon geochronology of sequence 'C' grits, Dorsey Terrane (Thirtymile Range, Southern Yukon): provenance and stratigraphic correlation

journal:
Radiogenic Age and Isotopic Studies: Report 11, Geological Survey of Canada, Current Research 1998-F


authors:
Gordey, S.P., McNicoll, V.J. and Mortensen, J.K.

title:
New U-Pb ages from the Teslin area, southern Yukon, and their bearing on terrane evolution in the northern Cordillera

journal:
Radiogenic Age and Isotopic Studies: Report 11; Geological Survey of Canada, Current Research 1998-F


title:
Age, geochemical and metallogenic investigations of Cretaceous intrusions in southeastern Yukon and southwestern NWT: A preliminary report

journal:
Yukon Exploration and Geology 1999, D.S. Emond and L.H. Weston (eds.), Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada


authors:
Sandhu, A.S., Westgate, J.A., Preece, S.J. and Froese, D.G.

title:
Glass-fission-track ages of Late Cenozoic distal tephra beds in the Klondike district, Yukon Territory

journal:
Yukon Exploration and Geology 2000, Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada


authors:
Liverton, T., Thirlwall, M.F. and McClay, K.R.

title:
Tectonic significance of plutonism in the Thirtymile Range, southern Yukon


title:
Geology, alteration and mineralization of the Sato porphyry copper prospect, southwestern Yukon

journal:
Yukon Exploration and Geology 1997, Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada


title:
Stratigraphic succession and U-Pb geochronology from the Teslin suture zone, south-central Yukon


title:
Preliminary geology of Fenwick Creek (105D/3) and Alligator Lake (105D/6) map areas

journal:
Indian and Northern Affairs Canada, Yukon Region, Open File 1988-2


title:
A compilation of K-Ar and 40Ar-39Ar ages; Report 24

journal:
Radiogenic age and isotopic studies; Report 8; Geological Survey of Canada Current Research 1994-F


authors:
Rainbird, R.H., McNicoll, V.J., Theriault, R.J., Heaman, L.M., Abbott, J.G., Long, D.G.F. and Thorkelson, D.J.

title:
Pan-continental river system draining Grenville Orogen recorded by U-Pb and Sm-Nd geochronology of Neoproterozoic quartzarenites and mudrocks, northwestern Canada


authors:
Philippot, P., Blichert-Toft, J., Perchuk, A., Costa, S. and Gerasimov, V.

title:
Lu-Hf and Ar-Ar chronometry supports extreme rate of subduction zone metamorphism deduced from geospeedometry


authors:
Thorkelson, D.J., Mortensen, J.K., Davidson, G.J., Creaser, R.A., Perez, W.A. and Abbott, J.G.

title:
Early Mesoproterozoic intrusive breccias in Yukon, Canada; the role of hydrothermal systems in reconstructions of North America and Australia


authors:
Hart, C.J.R., Dickie, J.R., Ghosh, D.K. and Armstrong, R.L.

title:
Provenance constraints for Whitehorse Trough conglomerate; U-Pb zircon dates and initial Sr ratios of granitic clasts in Jurassic Laberge Group, Yukon Territory

journal:
Jurassic magmatism and tectonics of the North American Cordillera, Geological Society of America Special Paper 299


authors:
Selby, D., Nesbitt, B.E., Creaser, R.A., Reynolds, P.H. and Muehlenbachs, K.

title:
Evidence for a nonmagmatic component in potassic hydrothermal fluids of porphyry Cu-Au-Mo systems, Yukon, Canada


title:
Early Tertiary thermotectonic history of the northern Yukon and adjacent Northwest Territories, Arctic Canada


authors:
Love, D.A., Clark, A.H., Hodgson, C.J., Mortensen, J.K., Archibald, D.A. and Farrar, E.

title:
The timing of adularia-sericite-type mineralization and alunite-kaolinite-type alteration, Mount Skukum epithermal gold deposit, Yukon Territory, Canada; 40Ar- 39Ar and U-Pb geochronology


title:
Thermotectonic history of Mt Logan, Yukon Territory, Canada; implications of multiple episodes of middle to late Cenozoic denudation


title:
Geochronology of Neogene alkaline volcanic rocks (Miles Canyon Basalt), southern Yukon Territory, Canada; the relative effectiveness of laser 40Ar/39Ar and K-Ar geochronology


title:
Volcanism in an arc-transform transition zone; the stratigraphy of the St. Clare Creek volcanic field, Wrangell volcanic belt, Yukon, Canada


authors:
Mortensen, J.K., Appel, V.L. and Hart, C.J.R.

title:
Geological and U-Pb age constraints on base and precious metal vein systems in the Mount Nansen area, eastern Dawson Range, Yukon


authors:
Creaser, R.A., Heaman, L.M. and Erdmer, P.

title:
Timing of high-pressure metamorphism in the Yukon-Tanana Terrane, Canadian Cordillera; constraints from U-Pb zircon dating of eclogite from the Teslin tectonic zone


title:
Structural, kinematic, and thermochronometric studies of the Teslin Suture Zone, south-central Yukon Territory

journal:
Unpublished Ph.D. thesis, Texas University, Austin, Texas


title:
Petrology and tectonic setting of felsic and mafic volcanic and intrusive rocks in the Finlayson Lake volcanic-hosted massive sulphide (VHMS) district, Yukon, Canada: A record of Mid-Paleozoic arc and back-arc magmatism and metallogeny

journal:
Unpublished Ph.D. Thesis, University of British Columbia, Vancouver


authors:
Erdmer, P., Ghent, E.D., Archibald, D.A. and Stout, M.Z.

title:
Paleozoic and Mesozoic high-pressure metamorphism at the margin of ancestral North America in central Yukon


title:
Mississippian U-Pb dates from Dorsey Terrane assemblages in the upper Swift River area, southern Yukon Territory

journal:
Geological Survey of Canada, Current Research 2001-A1


title:
Geology of the Upper Hart River Area, Eastern Ogilvie Mountains, Yukon Territory (116A/10, 116A/11)

journal:
Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada, Bulletin 9


title:
Geology and mineral occurrences of the Slats Creek, Fairchild Lake and "Dolores Creek" areas, Wernecke Mountains (106D/16, 106C/13, 106C/14)

journal:
Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada, Bulletin 10


title:
A transect across Northern Stikinia: Geology of the Northern Whitehorse Map Area, Southern Yukon Territory (105D/13-16)

journal:
Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada, Bulletin 8


authors:
Gallagher, C., Carr, S.D. and Brown, R.L.

title:
U-Pb geochronologic evidence of Early Cretaceous large-scale folding in teh Dycer Creek area, Pelly Mountains, Yukon

journal:
Lithoprobe Slave-Northern Cordillera Lithospheric Evolution (SNORCLE) Transect and Cordilleran Tectonics Tectonics Workshop Meeting (March 5-7), University of Calgary, Lithoprobe Report No.69


authors:
Fallas, K.M., Erdmer, P., Creaser, R.A., Archibald, D.A. and Heaman, L.M.

title:
New terrane interpretation for hte St. Cyr Klippe, south-central Yukon


title:
Geochemical, radiogenic tracer isotopic, and U-Pb geochronological studies of Yukon Tanana terrane rocks from the Money klippe, southeastern Yukon, Canada

journal:
Unpublished M.Sc. thesis, University of Alberta, Edmonton


title:
A geochemical and Sm-Nd isotopic study of Cordilleran eclogites from the Yukon-Tanana terrane


authors:
Dickie, J.R., Grist, A.M. and Donelick, R.A.

title:
Differential uplift across the Coast Plutonic Complex-Northern Stikine Terrane contact, Yukon: preliminary evidence from apatite fission-track thermochronometry

journal:
Yukon Geology, Vol. 3: Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada


title:
Potassium-argon ages of mainly intrusive rocks in the Saint Elias Mountains, Yukon and British Columbia


authors:
Schwab, D.L., Thorkelson, D.J., Mortensen, J.K., Creaser, R.A., and Abbott, J.G.

title:
[IN PRESS] The Bear River dykes (1265-1269 Ma): westward continuation of the Mackenzie dyke swarm into Yukon, Canada


title:
40Ar/39Ar age-spectrum data for hornblende, plagioclase and biotite from tephras collected at Dan Creek and McCallum Creek, Alaska and in the Klondike Placer district near Dawson, Yukon Territory, Canada

journal:
U.S. Geological Survey Open-File Report 95-217A


authors:
Thorkelson, D.J., Mortensen, J.K., Creaser, R.A., Davidson, G.J. and Abbott, J.G.

title:
Early Proterozoic magmatism in Yukon, Canada: constraints on the evolution of northwestern Laurentia


title:
Late and Mid-Cretaceous mineralization in the northern Canadian Cordillera: constraints from Re-Os molybdenite dates


title:
Petrology and geochronology of the Gun Claim pluton and its aureole, eastern Selwyn Basin, Yukon Territory

journal:
unpublished B.Sc. thesis, University of British Columbia, Vancouver, British Columbia


authors:
Lowey, G.W., Sinclair, W.D. and Hills, L.V.

title:
Additional K-Ar isotopic dates for the Carmacks Group (Upper Cretaceous), west central Yukon


title:
Origin of carbonate hosted gold rich replacement deposits and related mineralization styles in the Ketza River Deposit, Yukon Territory


title:
Late Cenozoic history of the Yukon River Valley, Fort Selkirk to the Stevenson Ridge map Area, Yukon Territory

journal:
Unpublished M.Sc. thesis, Simon Fraser University, Burnaby, British Columbia


title:
Tectonometamorphic evolution of the Kluane Metamorphic Assemblage, SW Yukon: evidence for Late Cretaceous eastward subduction of the oceanic crust underneath North America

journal:
Unpublished Ph.D. thesis, University of Alberta, Edmonton, Alberta


authors:
De Keijzer, M., Williams, P.F. and Carr, S.D.

title:
Reflections on Lithoprobe-SNORCLE Line 31 in light of the structure of the Teslin zone in the Last Peak area (NTS map 105E/9), southern Yukon Territory

journal:
Lithoprobe Slave-Northern Cordillera Lithospheric Evolution (SNORCLE) Transect and Cordilleran Tectonics Workshop Meeting (February 25-27), University of Calgary, Lithoprobe Report No.72.


title:
The Tatshenshini shear zone (new) in southwestern Yukon, Canada: Comparison with the Coast shear zone in British Columbia and southeastern Alaska and implications regarding the Shakwak suture


authors:
Jackson, L.E., Barendregt, R.W., Baker, J. and Irving, E.

title:
Early Pleistocene volcanicsm and glaciation in central Yukon: a new chronology from field studies and paleomagnetism


title:
Geology compilation with interpretation from geophysical surveys of the northern Dawson Range (115J 9/10 and 115I /12), central Yukon

journal:
Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada, Open File 1995-2


title:
Geologic setting, nature, and structural evolution of intrusion-hosted longline Au-bearing quartz veins, Moosehorn Range Area, west-central Yukon Territory


title:
The Mount Skukum epithermal gold deposit and its geological setting, Yukon Territory, Canada

journal:
Unpublished Ph.D. thesis, Queen's University, Kingston, Ontario


title:
Isothermal plateau fission-track ages of hydrated glass shards from silicic tephra beds


title:
U-Pb, 40Ar-39Ar, and K-Ar ages for metamorphism of the Kluane and Aishihik assemblages in southwestern Yukon Territory

journal:
Radiogenic age and isotopic studies, Report 6; Geological Survey of Canada, Paper 92-2


title:
Geology and mineralogy of the Heidi Property, Yukon Territories, Canada

journal:
Unpublished B.Sc. thesis, University of British Columbia, Vancouver


authors:
Coulson, I.M., Villeneuve, M.E., Dipple, G.M., Duncan, R.A., Russell, J.K. and Mortensen, J.K.

title:
Time-scales of assembly and thermal history of a composite felsic pluton: constraints from the Emerald Lake area, northern Canadian Cordillera, Yukon

journal:
Journal of Volcanology and Geothermal Research


title:
IN PREP. Middle and Late Paleozoic magmatism and tectonism in the Yukon-Tanana Terrane of Western Yukon: constraints from U-Pb geochronology


title:
Age of xenocrystic zircon from diatremes of western Canada


title:
Late Proterozoic stratigraphy, U-Pb zircon ages, and rift tectonics, Mackenzie Mountains, northwestern Canada


title:
U-Pb geochronology of stranger stones in Neoproterozoic diamictites, Canadian Cordillera: implications for provenance and ages of deposition

journal:
Radiogenic age and isotopic studies, Report 10; Geological Survey of Canada, Paper 1997-F


authors:
Smuk, K.A., Williams-Jones, A.E. and Francis, D.

title:
The Carmacks hydrothermal event: an alteration study in the southern Dawson Range, Yukon

journal:
Yukon Exploration and Geology 1996, Exploration and Geological Services Division, Yukon, Indian and Northern Affairs Canada


authors:
Armstrong, R.L., Eisbacher, G.H. and Evans, P.D.

title:
Age and stratigraphic-tectonic significance of Proterozoic diabase sheets, Mackenzie Mountains, northwestern Canada


title:
2.2 Ga age of zircons in three occurrences of Upper Proterozoic clastic rocks of the northern Cassiar terrane, Yukon and British Columbia


title:
Age relationships from U-Th-Pb isotope studies of uranium mineralization in Wernecke breccias, Yukon Territory

journal:
Geological Survey of Canada, Current Research Paper 86-1A


authors:
Westgate, J.A., Sandhu, A.S., Preece, S.J. and Froese, D.G.

title:
Age of the gold-bearing White Channel Gravel, Klondike district, Yukon


authors:
Huscroft, C.A., Ward, B.C., Barendregt, R.W., Jackson, L.E., and Opdyke, N.D.

title:
Pleistocene volcanic damming of Yukon River and the maximum age of the Reid Glaciation, west-central Yukon


authors:
Marsh, E.E., Goldfarb, R.J., Hart, C.J.R., and Johnson, C.A.

title:
Geology and geochemistry of the Clear Creek intrusion-related gold occurrences, Tintina Gold Province, Yukon, Canada


authors:
Selby, D., Creaser, R.A., Heaman, L.M. and Hart, C.J.R.

title:
Re-Os and U-Pb geochronology of the Clear Creek, Dublin Gulch, and Mactung deposits, Tombstone Gold Belt, Yukon, Canada: absolute timing relationships between plutonism and mineralization


authors:
Westgate, J.A., Preece, S.J., Froese, D.G., Walter, R.C., Sandhu, A.S., and Schweger, C.E.

title:
Dating Early and Middle (Reid) Pleistocene glaciations in Central Yukon by tephrochronology


authors:
Thorkelson, D.J., Abbott, J.G., Mortensen, J.K., Creaser, R.A., Villeneuve, M.E., McNicoll, V.J. and Layer, P.W.

title:
[IN PRESS] Early and Middle Proterozoic evolution of Yukon, Canada


authors:
Mauthner, M.H.F., Mortensen, J.K., Groat, L.A. and Ercit, T.S.

title:
Geochronology of the Little Nahanni pegmatite group, Selwyn Mountains, southwestern Northwest Territories


title:
U-Pb age and petrography of the ARN skarn occurrence in southwestern Yukon and the nature of contained gold

journal:
Unpublished B.Sc. thesis, University of British Columbia, Vancouver, British Columbia


# rockfile

rockdesc:
Porphyry possibly related to Carmacks Group


location:
3.2 km east of the gap between the Pony Lakes


location:
on Scheelite Dome about 20 km NNW of Mayo

rockdesc:
Shist meaning of age uncertain.  Protoliths probably Late Proterozoic


location:
3.2 km SW of the SW end of Pleasant Lake

rockdesc:
Quartz Monzonite medium to coarse grained biotite quartz monzonite with large K-spar phenocrysts


rockdesc:
Schist qtz-bt-ms schist containing fine plagioclase, fibrous sillimanite and trace andalusite


location:
on Klondike Highway at base of Conglomerate Mountain, about 45 km northwest of the north end of Lake Laberge

rockdesc:
Granitic Cobble undeformed, massive, equigranular, medium grained granodiorite


location:
approx. 25 km NW and NE of village of Ross River

rockdesc:
Bt-hbl Granodiorite Anvil Batholith (Orchay Phase)


location:
at CLEA occurrence, about 32 km SSE of Macmillan Pass

geolunit:
Clea tungsten skarn deposit, Selwyn Plutonic Suite


location:
0.8 km north of north end of Primrose Lake, near RAM skarn prospect


location:
ridge on north side of Fortune Creek, approx. 600 m NE of peak of Mt. Haldane

rockdesc:
Quartz-feldspar Porphyry dyke cutting Keno Hill Quartzite in Mt. Haldane area


location:
on ridge 1.6 km SW of peak of Mt. Haldane

rockdesc:
Quartz Porphyry porphyry sill at Mount Haldane


rockdesc:
Granite somewhat altered sample of coarse grained biotite granite of the Big Salmon Batholith


location:
on ridge 7.2 km NW of the lake ENE of the mouth of the Riddell River

rockdesc:
Granodiorite medium grained biotite-hornblende granodiorite of the Mt. Selous Pluton; contains traces of tourmaline


location:
on ridge south of east end of lake south of Mt. Selous

rockdesc:
Quartz Monzonite medium to coarse grained biotite quartz monzonite of the Mt. Selous Pluton; contains minor muscovite and hornblende


location:
on ridge 4.0 km SE of E end of the lake south of Mt. Selous

rockdesc:
Quartz Monzonite medium to coarse grained biotite quartz monzonite of the Mt. Selous Pluton; contains trace muscovite and garnet


rockdesc:
Quartz Monzonite fine to medium grained biotite quartz monzonite of Anvil Batholith


rockdesc:
Quartz Monzonite medium to coarse grained biotite-muscovite quartz monzonite of the Anvil Batholith


location:
roadcut on the Top-of-the-World Highway, 5 km west of the Sixtymile Road turnoff


rockdesc:
Granodiorite Boulder boulder in Dublin Gulch; believed to be from a stock exposed at the head of the Gulch


geolunit:
Whitehorse pluton, Whitehorse Plutonic Suite


location:
KREFT-TAKACS property, Jackson Creek area, Whitehorse Copper drillhole KT-9, at 175-185 m depth

geolunit:
Jackson Creek pluton, Nisling Plutonic Suite


rockdesc:
Porphyritic Rhyolite 2 km diameter, white weathering, flow-banded qtz-plag-sanidine-bt porphyry


rockdesc:
Mylonitic Gneiss mylonitic garnet-clinozoisite-muscovite-biotite-albite gneiss


rockdesc:
Granitic Orthogneiss two-mica granitic orthogneiss


location:
near top of NE-trending ridge, 9.5 km south of Meister Lakes and 19 km NNW of Rancheria

rockdesc:
Mafic Dyke mafic biotite-augite porphyry dyke


rockdesc:
Amphibolite Gneiss garnet-clinozoisite-albite amphibolite gneiss


rockdesc:
Granodioritic Orthogneiss two-mica granodiorite orthogneiss


rockdesc:
Quartz Diorite Ruby Range quartz diorite


rockdesc:
Altered Diorite hydrothermally altered diorite dyke associated with the TINTINA SILVER Ag-Pb-Zn occurrence


geolunit:
Emerald Lake pluton, Selwyn Plutonic Suite


rockdesc:
Bt-ms Granite Anvil Batholith (Mt. Mye phase)


rockdesc:
Biotite Diorite intrudes Skolai Group and Nicolai Greenstone


location:
on NW bank of Yukon River; 15.5 km upriver from Dawson

rockdesc:
Quartz-felsic Augen Schist strongly foliated metarhyolite and metaporphyry


location:
on "Pillow Mountain" north of Starr Creek, between Tintina Trench and mouth of Starr Creek


location:
on Starr Creek where it crosses Tintina Trench


rockdesc:
bsidian body of obsidian within a circular plug 400 m in diameter of qtz-fspar-bt porphyry


location:
19 km E of Carmacks, in Glenyon map area


location:
near Grew Creek approx. 1 km S of where it crosses the Campbell Highway

rockdesc:
Altered Felsic Tuff partially sericitized volcanic rock; probably gives age of alteration


location:
S side of Grew Creek, 1.1 km S of where it crosses Campbell Highway

rockdesc:
Altered Felsic Tuff-breccia strongly sericitized lapilli tuff breccia; probably gives age of alteration


rockdesc:
Vein In Breccia sample is from a vein cutting a gas hole breccia; part of the Wernecke breccias


location:
SE side of Grew Creek, 650 m from where it crosses Campbell Highway


location:
between Grew and Rat creeks, 500 m south of Campbell Highway


location:
DDH83-63; 59.19 m, from MT. SKUKUM mine main zone


location:
at rapids south of Canyon Lake, Aishihik Lake map area

rockdesc:
Biotite Quartz Monzonite fine grained biotite quartz monzonite; part of Ruby Range Batholith


location:
14.5 km SSE of Mt. Wilson, 12 km E of CLEA W property

rockdesc:
Granodiorite equigranular phase of the Pelly River pluton


location:
10 km ENE of Roaring Bull Rapids on Teslin River


location:
at CORK occurrence; NW of Burwash Creek, 23 km WNW of Burwash Landing


rockdesc:
Bt-rich Argillite sample is from biotitic alteration zone adjacent to a Wernecke breccia body


rockdesc:
Granodiorite weakly foliated biotite-hornblende granodiorite


location:
at CORK occurrence; on NW side of Burwash Creek, 23 km WNW of Burwash Landing


rockdesc:
Leucogranite medium grained equigranular leucogranite of Seagull Batholith


location:
at Montana Mountain, 2.4 km S of Carcross


location:
on west side of Burwash Creek, 23 km WNW of Burwash Landing


location:
on Clinton Creek mine access road, 1.5 km SE of open pit


location:
east of the north end of the east arm of Kluane Lake, 32.5 km NE of Burwash Landing


location:
west of the north end of the east arm of Kluane Lake, 25.1 km NE of Burwash Landing


location:
68 km NE of Ross River in Sheldon Lake map area

rockdesc:
felsic tuff medium grained quartz-biotite-hornblende-feldspar crystal tuff


location:
5.5 km SE of Peak 7018, Tay River map area

rockdesc:
Felsic Tuff biotite-hornblende-quartz crystal tuff


location:
roadcut on N. Canol road, 25 km ENE of Ross River

rockdesc:
felsic tuff medium-grained, biotite-quartz-feldspar crystal tuff


rockdesc:
Schist quartz-feldspar-biotite schist, 4.8 km from Marker Lake batholith


location:
17.3 km WSW of confluence of Riddel and South Macmillan rivers


rockdesc:
Foliated Granodiorite foliated marginal phase of Anvil Batholith


location:
at NoCash adit, 250m from portal, on Galena Hill

rockdesc:
Schist chloritic sericite schist near top of Lower Schist unit


location:
Cassiar Mts., along Alaska Hwy at bench mark, 0.5 mi E of Porcupine Creek


rockdesc:
Quartz Monzonite Seagull Batholith leuco-quartz monzonite


location:
on ridge crest east of Seagull Creek, 10.5 km north of its mouth


rockdesc:
Gneissic Granodiorite gneissic biotite granodiorite


location:
5 km NWN of the Clinton Creek mine open pit


location:
0.6 km west of triangulation station 7003 in Sheldon Lake map area


rockdesc:
Biotite Granodiorite Anvil Plutonic Suite


location:
on ridge 17.7 km NNW of west end of Meister Lake


location:
HOT W-Mo occurrence, 2.4 km east of the Tootsee River and 0.4 km north of the BC/YT border

rockdesc:
Hornfels biotite hornfels associated with the HOT tungsten-molybdenite occurrence


geolunit:
Mount Lorne pluton, Wheaton River Plutonic Suite


location:
on hill 5910', 6.4 km west of Cap Creek, 2.1 km east of triangulation station 5925'


rockdesc:
Biotite Granodiorite medium to coarse grained biotite granodiorite of the Cassiar Batholith


location:
14 km south of Carmacks, Aishihik map area


location:
south of Tatlmain Lake, 1 km SE of peak 4402'

rockdesc:
Granodiorite Tatchun Batholith, well foliated porphyritic granite/granodiorite


location:
bank of Yukon River, 6.0 km downstream from mouth of Pedlar Creek


rockdesc:
Hbl-bt Granodiorite intrudes Laberge Group


location:
outcrop on Alaska Highway west of Watson Lake


rockdesc:
Hornblende Gabbro sill intrudes Keno Hill Quartzite


location:
at depth of 116-137m in drill hole K-71 at Minto Cu mine

rockdesc:
Biotite Gneiss biotite rich gneiss in main ore zone of Minto deposit


location:
at depth of 181m in drill hole K-91at Minto Cu mine

rockdesc:
Hbl-bt Granodiorite hornblende-biotite granodiorite with K-spar phenocrystis; part of Minto Pluton


rockdesc:
Quartz Diorite foliated biotite-hornblende quartz diorite


rockdesc:
Biotite Granodiorite Seagull Batholith (location approximate)


location:
bottom end of Granite Canyon on Pelly River

rockdesc:
Andesite fresh basalt correlated with Carmacks Group


location:
ridge between Seagull Creek and McConnell River, 10.2 km bearing 343 degrees from mouth of White Creek

rockdesc:
Felsic Tuff protolith age is Devono-Mississippian


location:
north side of bridge over Stewart River at Mayo turnoff


location:
bank of Yukon River, 4.8 km downstream from Thistle Creek


rockdesc:
Phyllite protolith is Late Cambrian sediments


rockdesc:
Dacite Porphyry dacitic plagioclase-biotite porphyry dyke that intrudes the Marker Lake granite near the Logan deposit


location:
top of ridge, 8.6 km NNW of junction of Sheep Creek and Big Salmon River


location:
top of ridge, 9.3 km bearing 176 degrees from Pass Peak


location:
hilltop 4.5 km west of junction of Seagull Creek and McConnell River


location:
ridge 9.6 km N64E from junction of Rose River and Big Creek


location:
on ridge 7.3 km bearing 128 degrees from peak 7134', south of Gray Creek


rockdesc:
Granodiorite Orchay Phase of Anvil Batholith


rockdesc:
Granite fine grained sericite from sericitized granite; related to hydrothermal alteration near Logan deposit


rockdesc:
Crystal Tuff welded biotite-quartz-feldspar crystal tuff


location:
on hill 5910', 4.8 km west of Cap Creek, 4.7 km NE of triangulation station 5925'


rockdesc:
Porphyritic Rhyolite quartz-feldspar porphyry dyke


rockdesc:
Porphyritic Rhyolite circular plug 400 m in diameter of qtz-fspar-bt porphyry


location:
2.0 km NE of peak 7018' in Tay River map area

rockdesc:
Felsic Tuff quartz-biotite-feldspar-hornblende crystal tuff


rockdesc:
Quartz-feldspar Porphyry quartz-feldspar porphyry of the Marjorie Phase


rockdesc:
Granite medium grained hornblende-biotite granite stock


rockdesc:
Crystal Tuff welded hornblende-biotite-quartz-feldspar crystal tuff


rockdesc:
Bt-hbl Quartz Diorite Glenlyon Batholith


rockdesc:
Andesite andesite porphyry dyke cutting Lower Cretaceous and Eocene units


rockdesc:
Bt-plagioclase Porphyry probably related to Carmacks Group


rockdesc:
Qtz-fspar Porphyry probably related to Carmacks Group


geolunit:
Crozier Creek pluton, Bennett Plutonic Suite


rockdesc:
Hbl-fspar Porphyry probably related to Mount Nansen Group


rockdesc:
Biotite Granodiorite Coffee Creek Granite


rockdesc:
Amphibolite amphibolite screen in granodioritic gneiss of Fiftymile Batholith


rockdesc:
Olivine Basalt massive columnar jointed basalt with abundant peridotite and schist xenoliths


location:
3.5 km W of "Lower Syenite Lake", north of Tombstone River and east of Chandindu River

rockdesc:
Biotite Clinopyroxenite Mt. Brenner stock, earliest phase


rockdesc:
Basalt chilled margin of narrow plagioclase-phyric mafic dyke


location:
bulldozer trench near top of ridge at headwaters of Skate Creek, 10 km west of Hansen Lakes

rockdesc:
Biotite Quartz Monzonite Skate Creek pluton


rockdesc:
Quartz-feldspar Porphyry altered quartz-feldspar porphyry dyke


location:
2 km SW of Tombstone Mountain, one ridge west of ridge bordering Spotted Fawn Gulch

rockdesc:
Bt-px Syenite Tombstone Pluton, older marginal phase


location:
north side of Lokken Creek, 3 km above its mouth

rockdesc:
Granodiorite massive hornblende granodiorite with a weak planar fabric


location:
MINDY Sn occurrence in the Thirtymile Range, 54 km NNE of Teslin and 2.4 km ESE of peak 6550

rockdesc:
Hornfels biotite hornfels associated with the MINDY tin skarn occurrence


location:
3.5 km west of "Lower Syenite Lake", north of Tombstone River and east of Chandindu River


location:
DDH83-63, 57.61 m, from MT. SKUKUM mine main zone

rockdesc:
andesite fine grained andesite with pervasive propylytic alteration


location:
north side of Grew Creek, 1 km from where it crosses Campbell Highway

rockdesc:
Altered Felsic Tuff strongly sericitized felsic lapilli tuff; probably gives age of alteration


geolunit:
Anvil Batholith (Orchay Phase?), Selwyn Plutonic Suite


location:
11.3 km due east of confluence of West Aishihik River with the Aishihik River

rockdesc:
Quartz Monzonite weakly foliated biotite quartz monzonite


location:
north side of east-trending ridge, 20 km east of east end of Little Salmon Lake and 3.3 km north of Campbell Highway

rockdesc:
Hornfels hornfels zone associated with a small stock or sill of quartz-feldspar porphyry


location:
samples are collected from the vicinity of the Logtung deposit, about 0 - 2.5 km N of the BC/Yukon boundary

rockdesc:
Monzogranite Logtung Stock; approximate lats/longs given


location:
roadcut at Hunker Summit on Hunker Creek road, Klondike

rockdesc:
Quartz-muscovite Schist muscovite-quartz schist of Klondike Schist


rockdesc:
Breccia Matrix chlorite-rich matrix of monaclastic hematitic breccia in Coal Creek inlier


location:
on west side of Two Buttes, 6.3 km west of Fraser Falls on the Stewart River

rockdesc:
Biotite Quartz Monzonite Two Buttes porphyry


location:
from Rusk Creek prospect, 1.5 km west of Nansen Creek on SE flank of Mt. Nansen

rockdesc:
Feldspar Porphyry host rock for Cu-Mo veinlets at Rush Creek prospect


location:
from 692-699.5 m depth in Amoco drill hole 79-7 at Red Mountain occurrence

rockdesc:
Quartz Monzonite post-mineral dyke at Red Mountain molybdenum deposit


location:
north side of peak 5864', 5 km west of Hamilton Creek

rockdesc:
Granodiorite Porphyry Hamilton Creek pluton


location:
south side of Scheelite Dome, 19.5 km NNW of Mayo


rockdesc:
porphyryitic rhyolite ring dyke of Bennett Lake complex


rockdesc:
Aphanitic Volcanic probably related to Carmacks Group


rockdesc:
Granite intrudes Carmacks Group volcanics


rockdesc:
Aphanitic Felsic Volcanic flow banded rhyolite


rockdesc:
Hornblende Porphyry correlated with Carmacks Group


rockdesc:
Basalt plug intruding Carmacks Group volcanics


rockdesc:
Felsic Porphyry aphanitic felsic porphyry plug intruding Laberge Group


rockdesc:
Felsic Volcanic volcanic rocks on Klaza Mountain


rockdesc:
Intermediate Volcanic Rock possibly related to Lewes River Group


rockdesc:
Muscovitic Quartzite albite-muscovite mylonitic quartzite


rockdesc:
Porphyry porphyry dyke that intrudes Laberge Group but not Tantalus Group


rockdesc:
Quartz Monzonite hornblende-biotite quartz monzonite


location:
5 km west of the mouth of Headless Creek


location:
1.2 km south of Nisling River about 9.7 km downstream from its confluence with Klaza River

rockdesc:
Quartz Monzonite porphyritic biotite quartz monzonite


location:
on Big Creek, 7.5 km above mouth of Dark Creek

rockdesc:
Granodiorite Granite Mountain Batholith, well foliated biotite-hornblende granodiorite


rockdesc:
Hb-bt Granodiorite intrudes Permo-Pennsylvanian and Upper Triassic greenstones


rockdesc:
Porphyritic Granite Tatchun Batholith, well foliated granodiorite


location:
at Arctic Chief mine in Whitehorse Copper Belt

geolunit:
Boudette Creek pluton, Whitehorse Plutonic Suite


location:
SW side of Kluane Ranges, 5.2 km NNW of Tepee Lake


location:
Stoney Creek area, 9.7 km W of Takhini River bridge

geolunit:
Annie Ned pluton, Nisling Plutonic Suite


location:
north side of north branch of glacier on east side of Mt. Constantine, head of Count Creek, St. Elias Mtns.

rockdesc:
Altered Quartz Trachyte felsic dome intruding youngest Wrangell lavas


location:
creek on east side of Donjek Range approx. 2.4 km west of Duke River, 6.4 km below confluence with Grizzly Creek

rockdesc:
Altered Trachyte felsic dome intruding Wrangell lavas


location:
on ridge north of Cement Creek, approx. 11 km west of confluence with Donjek River

rockdesc:
Altered Felsite felsic dome intruding Wrangell lavas


location:
west side of Kluane Range, above Duke River approx. 2.7 km ENE of its confluence with Grizzly Creek


rockdesc:
Rhyolite Porphyry shallow intrusion or flow complex intruding schists


location:
in creek on east side of Donjek Range, approx. 2.4 km west of Duke River, 6.4 km below its confluence with Grizzly Creek


location:
beneath cliff 0.8 km west of shoreline and 6.4 km south of northern end of Sekulmun Lake


location:
east side of Chalcedony Mountain, approx. 8.4 km west of junction of Kuskawulsh and Dusty rivers


location:
on mountainside north of Felsite Creek, approx. 10.5 west of its junction with Dusty River


location:
near head of creek between Chalcedony and Hoodoo mountains, 13.7 km above its junction with Kuskawulsh River


location:
on top of mountain east of junction of Talbot Arm and Kluane Lake


location:
on mountain side east of lower reach of Talbot Arm of Kluane Lake


rockdesc:
Quartz Monzonite hbl-bt quartz monzonite of Tombstone Stock


location:
at depth of 286m in drill hole MS-2 near Faro mine

rockdesc:
Schist bt-ms-qtz schist at garnet amphibolite facies


location:
near ridge crest on east side of Seagull Creek, 6.0 km north of its mouth


location:
on Little Moose River, 11.3 km NNE of east end of Meister Lake


rockdesc:
Porphyritic Rhyolite flow-banded quartz-sanidine porphyry that forms a small intrusive plug


rockdesc:
Hb-px Crystal Tuff densely welded hornblende-pyroxene crystal tuff


rockdesc:
Olivine Basalt alkali olivine basalt with abundant peridotite and schist xenoliths


location:
1 km NE of Talus Lake and 1 km W of Mt. Monolith, on east side of Tombstone River valley

rockdesc:
Bt-hb Monzogranite one of the youngest phases of the Tombstone Pluton


location:
2 km east of Granite Canyon on Pelly River

rockdesc:
Quartz Monzonite Tatlmain Batholith, coarsely megacrystic biotite quartz monzonite


location:
5.6 km north of southern end of Canyon Lake on east shore by the Aishihik Road


location:
samples are from several localities near and up to 2 km NNW of the Logtung deposit, about 0 - 2.5 km north of the BC/Yukon boundary

rockdesc:
Hornblendite, Diorite weakly to moderately altered, compositionally heterogeneous dykes.  Average lats/longs given


location:
1.5 km SW of Clinton Creek, 9.5 km due W of Clinton Creek mine open pit

rockdesc:
Biotite Granodiorite intrudes Nasina Series metasediments


location:
6 km due west of the abondoned Clinton Creek townsite

rockdesc:
Greenstone thrust panel of Slide Mountain Terrane greenstone.  Mixture of hornblende and actinolite was analysed.


geolunit:
Folle Mountain pluton, Wheaton River Plutonic Suite


rockdesc:
Mineralized Rhyolite mineralized rhyolite at Omni Mine


rockdesc:
Schist amphibolite facies, garnet-staurolite-muscovite-bearing quartzofeldspathic schist


rockdesc:
Felsite felsite dyke cutting Nisling Assemblage


rockdesc:
Granodiorite unfoliated biotite-hornblende granodiorite of Casino granodiorite


location:
2.4 km south of the headwaters fork of Canadian Creek; from drill core at a Ag-Pb vein occurrence


rockdesc:
Granodiorite part of Klotassin Batholith


rockdesc:
Mineralized Breccia brannerite-hematite-monazite breccia matrix; interpreted as age of breccia formation/mineralization


rockdesc:
Quartzite quartzite within stockwork zone at Husky mine.  Age interpreted as age of alteration related to veining


location:
Miners Range, NW of Whitehorse, Laberge map area

rockdesc:
Andesite calc-alkaline andesite, originally interpreted as Mount Nansen Group


rockdesc:
Quartzite quartzite wallrock at Keno mine; 152 m from mineralization


rockdesc:
Quartzite quartzite wallrock at Ruby mine; 1.5 m from vein


rockdesc:
Quartzite quartzite within stockwork zone at Keno mine.  Age interpreted as age of alteration related to veining


geolunit:
Idaho Creek Mo occurrence, hosted by Casino Plutonic Suite

rockdesc:
quartz monzonite disseminated MoS2 hosted by Casino Plutonic Suite quartz monzonite


location:
NE flank of Peak 2142 m, 9.5 km west of Connally Lake

rockdesc:
Crystal Tuff densely welded quartz-feldspar-biotite-hornblende cyrstal tuff


location:
1.8 km NW of peak 2001 m along a small tributary stream


geolunit:
Mount McIntyre pluton, Mount McIntyre plutonic suite


location:
at Reservoir Lake, 0.4 km north of the Fish Lake road

geolunit:
Whitehorse Batholith, Whitehorse Plutonic Suite

rockdesc:
Quartz Monzonite biotite-hornblende quartz monzonite


rockdesc:
Hornblende Diorite pegmatitic hornblende diorite


rockdesc:
Leucogranite porphyritic leucogranite of Seagull Batholith


rockdesc:
Granodiorite (avg) various phases of Klotassin Batholith plutonic rocks at the Casino deposit


rockdesc:
Andesite Porphyry sheared andesite porphyry dyke intruding Tally Ho shear zone


rockdesc:
Tinguaite interior phase of Tombstone Batholith


rockdesc:
Tinguaite various samples of Tombstone Batholith tinguaite


location:
approx. 4-5 km north of Cassiar Dome, 4.5 km south of Yukon River

rockdesc:
Monzonite biotite augite monzonite stock near the PLUTO occurrence; likely related to Carmacks Group volcanic rocks to the south


location:
on PLUTO property, approx. 5-6 km north of Cassiar Dome and 3 km south of Yukon River

rockdesc:
Quartz Monzonite various phases of quartz monzonite and quartz-feldspar porphyry host-rocks of the PLUTO W-Mo porphyry occurrence


rockdesc:
Quartz Monzonite part of Tombstone Plutonic Suite


location:
drill core from CASH porphyry Cu-Mo occurrence

rockdesc:
Quartz Monzonite drill core from quartz monzonite stock at CASH Cu-Mo porphyry occurrence


rockdesc:
Basalt northerly trending flow on Volcano Mountain


location:
approx. 25 m below top of northwest-facing cirque

rockdesc:
Lamprophyre lamprophyre dyke intruding the lower Quartet Lake Group


rockdesc:
Mafic Dyke mafic dyke intruding the upper Fairchild Lake Group


location:
Asaraco-Silver Standard Minto deposit drillhole 20-73 at depth of 80.8 m

rockdesc:
Granitic Gneiss host rock for Minto Cu deposit.  See also U-Pb and K-Ar ages for related samples (Ref. Nos.       )


location:
along Duncan Creek road at bridge over Field Creek, Keno Hill District

rockdesc:
Schist sericite-quartz schist of the Upper Schist unit


location:
ridge top 1.3 km east of north end of Hopkins Lake at Hopkins Cu prospect

rockdesc:
Dacite Porphyry dykes associated with Cu-bearing skarns


location:
roadcut on NE side of Seymour Creek, 1.4 km SE of confluence with Bow Creek


location:
on Kluane Lake, southeast of Christmas Creek

rockdesc:
Biotite Granodiorite slightly gneissic biotite granodiorite; part of the Ruby Range Batholith


location:
ridge top about 1.6 km NE of N end of Hopkins Lake

rockdesc:
Granodiorite age is anomalously old for the Klotassin Suite, and may be part of an older, unrelated plutonic suite


rockdesc:
Schist muscovite quartzite of Englishmans Group


rockdesc:
Mylonite blastomylonite of McNeil Klippe (Nisutlin Allochthon)


rockdesc:
Lamprophyre minette dyke cutting Mississippian felsic volcanic rocks


location:
1.6 km east of Selwyn River, about 19.3 km from its mouth


rockdesc:
Quartz Monzonite strongly foliated hornblende quartz monzonite.  Muscovite is likely of metamorphic origin.


location:
on SW side of Tintina Trench, in SE Finlayson Lake map area

rockdesc:
Quartz Monzonite coarse grained porphyritic biotite quartz monzonite


location:
1 km north of milepost 264 on N. Canol Highway, 10 km SW of Macmillan Pass

rockdesc:
Lamprophyre augite-hornblende-biotite-Kspar -phyric lamprophyre dyke intruding Mississippian Imperial Formation


rockdesc:
Augen Orthogneiss strongly foliated granitic augen orthogneiss


location:
GUANO-GUAYES property in Pelly Mountains

rockdesc:
Mafic Dyke mafic dyke cutting Mississippian syenite


rockdesc:
Syenite Mississippian stock at Guano-Guayes property


rockdesc:
Skarn skarn developed in Silurian carbonate adjacent to Mississippian syenite


location:
16 km SSE of Mt. Wilson, 11 km ESE of CLEA property, Nahanni map-area

rockdesc:
Granodiorite biotite granodiorite of Pelly River Pluton


location:
at MM Pb-Zn deposit, approx. 5 km west of Seagull Creek, western Pelly Mountains

rockdesc:
Trachyte/syenite variably altered and metamorphosed samples of tuffs, flows and subvolcanic plutons


location:
LOGTUNG W-Mo deposit, 23 km W of Swift River, near headwaters of Logjam Creek

rockdesc:
Quartz Vein W- and Mo-bearing quartz veinlet stockwork at the Logtung W-Mo porphyry deposit


rockdesc:
Quartz Monzonite variably foliated coarse grained hornblende quartz monzonite


location:
south face of cirque, 2.5 km south of the west end of Crescent Lake


rockdesc:
Diorite fine grained hornblende diorite dyke, cut by a mid-Cretaceous monzogranite stock


rockdesc:
Andesite basaltic andesite near top of section at Steele Creek


rockdesc:
Andesite feldspar-phyric andesite; age may be reset by nearby Paleocene/Eocene plutons


location:
thrust slice, Money Klippe, NE of Tintina fault;

rockdesc:
Quartz Diorite hornblende quartz diorite in Money Klippe


rockdesc:
Quartz Monzonite medium grained biotite monzogranite associated with the PIKE Cu-Ag occurrence


rockdesc:
Crystal-lithic Tuff quartz-feldspar-biotite-hornblende crystal lithic tuff


geolunit:
Mount Wilson Pluton, Selwyn Plutonic Suite


location:
on the south side of Minto Creek, 13 km NNW of Mayo

rockdesc:
Rhyolite weakly altered quartz-plagioclase-biotite-phyric rhyolite flow unconformably overlying metamorphic rocks


location:
HATCH Au-base metal prospect, 2.5 km west of Sekulmum Lake on the south side of Thatchell Creek, Aishihik Lake map area

rockdesc:
Granite equigranular muscovite granite that hosts gold and base metal-bearing veins of the HATCH occurrence


location:
HUESTIS vein, 10 km SW of Mt. Nansen and 45 km W of Carmacks

rockdesc:
Vein Au-Ag-bearing vein cutting metamorphic rocks


location:
west bank of McKinnon Creek, 6.2 km north of Haystack Mountain, Indian River area


location:
north flank of Haystack Mountain, 1 km from summit , Indian River area


location:
on extreme east bank of McKinnon Creek, 5.3 km north of Haystack Mountain, Indian River area. Drill core; Cyprus Anvil Mining Corp. DDH IR-80-2

rockdesc:
andesite plagioclase-hornblende-biotite-phyric andesite sill or dyke


location:
north end of the White Mountains, McQueston map area

rockdesc:
Granodiorite Gneiss mylonitic granodiorite orthogneiss with nearly horizontal foliation


location:
on Alaska Highway 3.2 km south of Sampete Creek

rockdesc:
Granodiorite well foliated biotite-hornblende granodiorite/quartz diorite


location:
on ridge in headwaters of Coffee Creek, about 27.4 km from mouth

rockdesc:
Granodiorite distinctly layered biotite-hornblende granodiorite to quartz diorite


location:
on ridge 2.4 km south of Coffee Creek, 20.9 km from its mouth

rockdesc:
Granodiorite unfoliated equigranular hornblende-biotite granodiorite to quartz diorite


location:
western end of high ridge between Klotassin and Nisling rivers, approx. 32 km above their confluence


rockdesc:
Granodioritic Gneiss strongly foliated granodioritic gneiss


location:
on ridge 6.4 km NE of confluence of Dip and Casino creeks

rockdesc:
Granodiorite unfoliated, equigranular hornblende-biotite granodiorite to quartz diorite


location:
on ridge 16.1 km ESE of confluence of Mackinnon Creek and Donjek River


location:
ridgetop 3.2 km SW of divide between Scroggie and Cripple creeks

rockdesc:
Schist stongly foliated, banded, muscovite-biotite schist


location:
ridgetop 16.1 km NW of confluence of Cripple Creek and Yukon River

rockdesc:
Quartz Monzonite unfoliated medium grained biotite quartz monzonite


location:
on ridge 1.6 km south of Battle Creek, 4.8 km upstream from its mouth

rockdesc:
Granodiorite weakly foliated hornblende-biotite granodiorite


location:
near south bank of Yukon River, 3.2 km west of mouth of Selwyn River

rockdesc:
Quartz Diorite strongly foliated muscovite-biotite quartz diorite


location:
approx. 100 m west of Selwyn River about 3.2 km upstream from confluence with Yukon River


location:
4 km north of Klaza River, about 27.4 km upstream from its confluence with Nisling River


location:
east bank of Selwyn River 6.4 km upstream from confluence with Hayes Creek


location:
beside small unnamed lake 16.1 km due east of center of Stevens Lake

rockdesc:
Granodiorite strongly foliated biotite-hornblende granodiorite to quartz diorite


location:
western shoreline, 4.8 km north of southern end of Canyon Lake

rockdesc:
Granodiorite weakly foliated biotite-hornblende granodiorite to quartz diorite


location:
roadcut on north side of Seymour Creek, 2.6 km south of top of Mt. Freegold

rockdesc:
Monzonite coarse grained hornblende quartz monzonite.  Age is anomalously young, possibly has been thermally reset.


location:
Miners Range NW of Whitehorse, Laberge map area


rockdesc:
Hornfels biotite hornfels that hosts the KETZA gold replacement ore bodies


location:
along ridge crest 16.1 km NW of Kirkland Creek and 35 km SW of Nordenskiold River

rockdesc:
Quartz Diorite strongly foliated biotite-hornblende quartz diorite


rockdesc:
Porphyry Dyke Teslin Crossing stock intrudes Laberge Group; sample from a biotite-feldspar porphyry dyke cutting the stock


location:
2.0 km south of Nordenskiold River, below Mt. Cooper, 12.9 km downriver from Hutshi Lakes

rockdesc:
Quartz Monzonite weakly foliated porphyritic biotite quartz monzonite


location:
at base of Conglomerate Mountain, beside highway along Kulsha Creek

rockdesc:
Granodiorite boulder of probable Klotassin suite hornblende granodiorite


rockdesc:
Eclogite amphibole eclogite interlayered with micaceous quartzite


location:
gully cut by creek flowing from Wolverine Plateau into Donjek River

rockdesc:
Sandstone detrital mica in sediments of Oligocene age; likely reflecting metamorphic age of a source region


location:
near head of Shorty Creek, approx. 4 km west of its confluence with Alder Creek

rockdesc:
Granodiorite granodiorite stock intrudes deformed Dezadeash Formation


rockdesc:
Phyllitic Argillite lower greenschist facies, strongly cleaved argillite unconformably overlain by Early Cambrian sediments


rockdesc:
Altered Porphyry secondary biotite from zone of hypogene alteration at the Casino Cu-Au porphyry deposit


rockdesc:
Biotite Gneiss Yukon Metamorphic Complex


location:
roadcut on Hunker Cr. road near Hunker Summit


rockdesc:
Granitic Pegmatite intrudes gneisses of Fiftymile Batholith


location:
ridge crest at head of Jim Creek, 3.7 km north of Indian River

rockdesc:
Quartz Monzonite Jim Creek pluton; massive garnet-bearing biotite quartz monzonite cutting garnet-grade Nasina metasediments


location:
on E-trending spur ridge, 6.2 km west of Big Campbell Creek

rockdesc:
Hornblende Diorite unfoliated hornblende diorite with K-spar phenocrysts; part of a small heterogeneous stock


location:
ridge crest 6.3 km due north of the mouth of Bertha Creek

rockdesc:
Gneiss narrow band of quartz-feldspar-biotite (ortho?)gneiss within garnet-grade Nasina Series metasediments


location:
crest of low knob, 16.4 km S32E of mouth of Hoole River

rockdesc:
Granitic Orthogneiss coarse grained K-spar augen orthogneiss


location:
on ridge crest 12.0 km due north of Peak 6959'

rockdesc:
Quartz Monzonite massive, unfoliated, biotite quartz monzonite with K-spar megacrysts


location:
on low bluff between mouth of Germaine and Goring creeks, 0.8 km west of Klondike Highway

rockdesc:
Felsic Volcanic Breccia block of quartz-feldspar-biotite porphyry in a thickly bedded coarse volcanic breccia with lithic clasts


location:
near top of small hill 1.0 km NNE of King Solomon Dome

rockdesc:
Quartz Vein muscovite is disseminated through a 1-1.5 m wide, gold and base metal bearing mesothermal vein


location:
bulldozer trench on ridge crest between Upper Bonanza and Eldorado creeks, 0.4 km WSW of old workings of Lone Star Mine

rockdesc:
Quartz-muscovite Schist quartz-muscovite schist derived from a mid-Permian felsic volcaniclastic rock


location:
on north side of Robert Campbell Highway, 5.2 km west of Mink Creek

rockdesc:
Granitic Orthogneiss strongly foliated K-spar augen orthogneiss


location:
block in dredge tailings on NW side of Quartz Creek, 1.9 km upstream from mouth

rockdesc:
Quartz-muscovite Schist schist derived from mid-Permian volcaniclastic rock


location:
side of ridge north of Cement Creek, approx. 11.3 km west of confluence with Donjek River


location:
from 210'-211' in Arbor Resources drill hole LS-5, adjacent to abandoned open cut at Lone Star Mine at head of Victoria Gulch

rockdesc:
Muscovite-quartz Schist schist derived from mid-Permian felsic volcaniclastic rocks


rockdesc:
Porphyry quartz-feldspar porphyry dyke adjacent to the ROAL Pb-Zn skarn occurrence


location:
N bank of Yukon River, 6.75 km (straight line) downstream from mouth of Cassiar Creek

rockdesc:
Granodiorite massive, medium grained biotite granodiorite associated with the RAIL, ROAD and TRACK tungsten-base metal skarn


rockdesc:
Porphyry quartz-feldspar porphyry dyke spatially associated with Au-Ag mineralization at the Brown-McDade mine


location:
floor of placer mine pit, left limit of Dominion Creek, 2.5 km above mouth of Jensen Creek

rockdesc:
Schist garnetiferous quartz-muscovite-calcite schist interlayered with quartz-biotite schist


rockdesc:
Granite uplift age for Jura-Cretaceous granite


location:
headwaters of Browns Creek, 1.8 km N of Top-of-the-World Highway, 7.7 km due west of Sixtymile Road turnoff

rockdesc:
Quartz-biotite Schist quartz-biotite schist band within grey, carbonaceous Nasina Series schists


location:
E shore of Yukon River, 0.3 km below mouth of Shell Creek

rockdesc:
Quartz-feldspar Schist muscovitic quartz-feldspar schist/gneiss interlayered with grey carbonaceous schist of Nasina Series


rockdesc:
Quartz Monzonite massive, unfoliated muscovite-biotite quartz monzonite


rockdesc:
Biotite Quartz Monzonite Hanson Lake pluton


location:
small 4000' peak, 8 km NW of Wilson's Cabin

rockdesc:
Porphyritic Quartz Diorite Wilson's Cabin stock


rockdesc:
Quartz Monzonite unfoliated biotite-muscovite quartz monzonite of Money Plug


rockdesc:
Porphyritic Dacite South Fork Volcanics?


location:
placer cut on west bank of Barker Creek, 10 km above its mouth

rockdesc:
Gneiss strongly foliated biotite-feldspar-quartz gneiss


location:
NE side of Miller Creek, 2.0 km above its mouth

rockdesc:
Granodioritic Gneiss biotite quartz monzonitic orthogneiss (early Mississippian U-Pb zircon age)


location:
small saddle in ridge crest, 5.5 km W of California Cr., 3.7 km N of Sixtymile River


location:
N side of Sixtymile River, 6.1 km above mouth of California Creek


location:
S side of Sixtymile River, 1.6 km downstream from mouth of Twelve Mile Creek


rockdesc:
Biotite-feldspar Porphyry part of Tombstone Plutonic Suite?


location:
N side of Sixtymile River, 3.8 km below mouth of California Creek

rockdesc:
Granodioritic Gneiss biotite quartz monzonitic orthogneiss


rockdesc:
Porphyry massive quartz-feldspar porphyritic rhyolite flows


location:
2.5 km NE of peak 6696'; west of Brewery Creek

rockdesc:
Fs-bt Porphyry alkali feldspar-biotite dyke intrudes well foliated syenite of Antimony Pluton


location:
south bank of Sixtymile River, 2.3 km above mouth of Five Mile Creek

rockdesc:
Granodioritic Gneiss biotite-hornblende granodioritic orthogneiss (early Mississippian U-Pb crystallization age)


location:
S side of Sixtymile River, 0.75 km above mouth of Five Mile Creek

rockdesc:
Granodioritic Gneiss biotite granodioritic gneiss (early Mississippian U-Pb crystallization age)


location:
W fork of California Creek, 5.1 km above forks

rockdesc:
Schist metabasite unit (biotite-amphibole schist) within Nasina Series carbonaceous schist and quartzite


location:
roadcut on Hunker Cr. road 0.25 km ESE of confluence of right and left forks of Hunker Cr.

rockdesc:
Quartz-muscovite Schist pyritic quartz-muscovite schist derived from mid-Permian felsic tuffs


location:
600m NE of Pelly River, 30 km SE of Faro


rockdesc:
Blueschist quartz-muscovite-glaucophane-garnet shist; yields a Rb-Sr model age of 249 +/- 12 Ma (assumed Sr initial)


location:
unnamed hill north of Porcupine River, 25 km ENE of village of Old Crow


rockdesc:
Syenite various phases of the pluton analysed.  U-Pb zircon age for this body is 184 Ma.


location:
3.2 km north of the mouth of Bearfeed Creek

rockdesc:
Quartz Monzonite biotite quartz monzonite


rockdesc:
Biotite Granodiorite coarse grained, locally porphyritic, biotite granodiorite


rockdesc:
Andesite basaltic andesite at base of section north of Steele Glacier


rockdesc:
Andesite basaltic andesite at base of section on north side of Steele Creek


rockdesc:
granodiorite gneiss weakly foliated hornblende granodiorite


rockdesc:
Rhyolite Porphyry part of an area of Early Tertiary volcanic and sedimentary rocks immediate SW of the Tintina Fault


location:
4 km NW of Big Kalzas Lake and 70 km SE of Mayo, core from Union Carbide, DDH K2 @ 318 m;

rockdesc:
Hornfels biotite hornfels spatially associated with the KALZAS W-Sn-Mo deposit


rockdesc:
metaporphyry Feldspar Augen Schist strongly foliated K-feldspar augen schist, probably originally a subvolcanic sill


location:
isolated outcrop 1.7 km north of crossing of Bearfeed Cr. by Robert Campbell Highway


rockdesc:
Granodiorite medium grained hornblende-biotite granodiorite; sample contains disseminated molybdenite


rockdesc:
Altered Porphyry strongly weathered and decomposed quartz-feldspar porphyry; host Pb-bearing veins of the GUCH occurrence


rockdesc:
Quartz-feldspar Porphyry quartz-feldspar-biotite porphyry; rock is weakly to moderately altered and contains fluorite veinlets


rockdesc:
Granite cobble: Coarsely crystalline gray alkali feldspar syenite with medium-grained hornblende


rockdesc:
Altered Rhyolite hydrothermally altered rhyolite dyke spatially associated with precious metal mineralization


rockdesc:
Porphyry qtz-fspar porphyry dyke that cuts felsic tuffs and sediments rocks in drill core at the Clear Lake deposit


rockdesc:
Biotite Granite porphyritic fine grained biotite granite; likely intrusive equivalent of Carmacks Group volcanics


rockdesc:
Granodiorite unfoliated biotite-hornblende granodiorite of Casina granodiorite


rockdesc:
Granite Mt. Mye phase of Anvil Batholith


rockdesc:
Volcanic Breccia very weakly foliated rhyodacitic tuff-breccia; clasts consist of quartz-feldspar-biotite porphyry


location:
at ANGIE Ag-Pb-Zn occurrence, 6 km NE of Irvine Lake in Wolf Lake map area

rockdesc:
Granite intrusion associated with the ANGIE silver-lead-zinc occurrence


rockdesc:
Skarn skarn associated with mineralization at Arctic Chief mine, Whitehorse Copper Belt


rockdesc:
Granite unpublished age from Shell Canada Ltd.; no other information available


rockdesc:
Metagabbro protolith age is likely mid-Permian


rockdesc:
Felsic Tuff felsic tuff band within immature clastic sedimentary rocks


geolunit:
Aishihik metamorphic suite, Nisling Assemblage


geolunit:
Long Lake plutonic suite; intrudes foliated phase of Aishihik batholith

rockdesc:
quartz monzonite weathered weakly-foliated medium-grained locally miarolitic pink quartz monzonite


location:
on south-facing slope, 5.6 km due E of peak 7721'

rockdesc:
Granitic Orthogneiss strongly foliated (mylonitic) granitic orthogneiss.  U-Pb zircon age of 360 +/- 1 Ma from same body.


location:
prominent knob on ridge crest 9.2 km due east of the southern tip of Fire Lake

rockdesc:
Granodiorite moderately foliated hornblende-biotite granodiorite.  Protolith age (U-Pb) is 350-360 Ma.


rockdesc:
Augen Schist strongly foliated quartz-feldspar augen schist; likely derived from a subvolcanic sill


rockdesc:
Quartz-muscovite Schist felsic metavolcanic; likely a metatuff


rockdesc:
Augen Schist weakly foliated quartz-feldspar metaporphyry; likely a subvolcanic dome


rockdesc:
Granodiorite Anvil Batholith at Faro Mine


rockdesc:
Gabbro phlogopitic biotite from Kluane gabbro-ultramafic complex at Canalask adit


rockdesc:
Quartz Monzonite massive hornblende-biotite quartz monzonite


rockdesc:
Granodiorite massive, altered hornblende-biotite granodiorite


rockdesc:
Quartz Monzonite massive, altered hornblende-biotite quartz monzonite


rockdesc:
Quartz Monzonite unfoliated biotite-muscovite quartz monzonite


rockdesc:
Plagiogranite plagiogranite zone in massive gabbro thought to be related to the Simpson Range Plutonic Suite


rockdesc:
Hornblende-biotite Diorite massive diorite stock thought to be related to the Simpson Range Plutonic Suite


rockdesc:
Quartz Monzonite massive hornblende-biotite quartz monzonite phase of the Tuchitua River pluton


rockdesc:
Granitic Orthogneiss augen-free foliated aplite band within granitic augen orthogneiss


rockdesc:
Porphyritic Rhyolite quartz-feldspar porphyry forming a small intrusive plug


rockdesc:
Granitic Orthogneiss strongly foliated orthogneiss of quartz monzonitic composition


rockdesc:
Porphyritic Granodiorite unfoliated porphyritic hornblende-biotite granodiorite


rockdesc:
Granodiorite intrudes volcanic rocks that have been correlated with Mt. Nansen Group


location:
on sharp bend in larger tributary of Nordenskiold River, 17.7 km north of Kirkland Creek and 27.4 km SW of Nordenskiold River


location:
on ridge 2.8 km due south of south end of Fire Lake


rockdesc:
Granite unfoliated, coarse grained muscovite granite sill intruding sheared serpentinite


rockdesc:
Porphyry biotite-plagioclase-hornblende porphyry dyke 1.5-2.0 m wide cutting amygdaloidal, ol-cpx-phyric basalt


location:
RISBY W prospect, 1 km NW of Twin Mtn., 13 km WSW of Ross River

rockdesc:
Granite medium grained muscovite-biotite granite associated with the Risby W deposit


location:
RISBY W prospect, from Hudson Bay dril hole 45 at 326 m depth; 1 km NW of Twin Mtn., 13 km WSW of Ross River


rockdesc:
Felsic Tuff biotite-hornblende-quartz-feldspar crystal tuff


location:
near Morley River bridge on Alaska Highway


rockdesc:
Rhyolite flow banded rhyolite and siliceous volcaniclastics


geolunit:
Crozier Creek pluton, Bennett Lake Suite

rockdesc:
granite coarse-grained, pinkish leucocratic granic; part of ring dyke of Bennett Lake cauldron


location:
ridge crest 21 km S of mouth of Cabin Creek


geolunit:
Mount Macauley pluton, Nisling Plutonic Suite (Skukum)


rockdesc:
Porphyry quartz-feldspar porphyry dyke cutting Tally-Ho shear zone


geolunit:
Alligator Lake pluton, Bennett Plutonic Suite


geolunit:
Wheaton River pluton, Wheaton River Plutonic Suite

rockdesc:
Granodiorite slightly altered, mesocratic, hornblende granodiorite from top of Mount Wheaton


rockdesc:
andesite porphyry rosette feldspar porphyry flow


geolunit:
Mount McIntyre stock, Mount McIntyre Plutonic Suite


location:
On Montana Mountain, near Big Thing mine

geolunit:
Montana Mountain pluton, Mount McIntyre Plutonic Suite


rockdesc:
Felsite volcanic neck that cuts Triassic Lewes River Group


geolunit:
Ibex River pluton, Whitehorse Plutonic Suite


geolunit:
Fenwick Creek pluton, Bennett Plutonic Suite


rockdesc:
Granitic cobble: Medium-grained, slightly foliated sphene-rich hornblende-biotite granodiorite with small and sparse pink alkali feldspar


geolunit:
Annie Ned (Takhini) pluton, Nisling Plutonic Suite (Skukum)

rockdesc:
quartz monzonite biotite quartz monzonite


geolunit:
Red Ridge II pluton, Wheaton River Plutonic Suite


geolunit:
Friday Creek diorite, Stikine Plutonic Suite


geolunit:
Red Ridge pluton, Red Ridge Plutonic Suite

rockdesc:
Diorite coarse grained hornblende diorite/gabbro


geolunit:
Mount Ward pluton, Mount McIntyre Plutonic Suite

rockdesc:
granite coarse-grained K-feldspar-phyric, biotite granite


location:
from 430-440 m depth in Amoco drill hole 78-4 at Red Mountain occurrence

rockdesc:
Quartz Vein molybdenite-bearing quartz stockwork at Red Mountain molybdenum deposit


rockdesc:
Mineralized Rhyolite mineralized rhyolite at Omni mine


rockdesc:
Rhyolite mineralized and post-mineral rhyolite at Omni mine


rockdesc:
Rhyolite rhyolite dykes in drill core; may reflect either original age of the samples or be disturbed


rockdesc:
andesite porphyry dyke intruding Laberge Group


rockdesc:
Gabbro foliated, megacrystic hornblende gabbro intruding ultramafic rocks in Tally Ho shear zone


geolunit:
Pennington stock, Bennett Plutonic Suite

rockdesc:
quartz Monzonite altered hornblende-biotite quartz monzonite/syenite plugging Llewellyn fault


rockdesc:
Porphyry Clast hornblende megacryst andesite porphyry clast in Laberge Group.  Age is disturbed (younger than stratigraphic age)


geolunit:
Mount Hodnett pluton, Whitehorse Plutonic Suite

rockdesc:
diorite pyroxene diotite; intrudes Tally Ho shear zone


geolunit:
Carbon Hill pluton, Mount McIntyre Plutonic Suite

rockdesc:
granite biotite granite, intrudes Triassic granitic plutonic


location:
from a saddle at the head of Byng Creek, northeast of Mount Byng

geolunit:
comparable to igneous rocks in Mt. Nansen area


geolunit:
comparable to igneous rocks in Mt. Nanson area

rockdesc:
rhyolite quartz-eye rhyolite dyke, cuts andesite TJB89-18-4


rockdesc:
andesite aphanitic andesite with a greenish cast due to chlorite alteration of hornblende


location:
10mile ATV trail from Alaska Highway, middle of canyon, northside Reed Creek

geolunit:
resembles latite porph intrusions at Burwash Creek; intrudes Station Creek Formation

rockdesc:
feldspar porphyry dyke with acicular hornblende


rockdesc:
Andesite fresh andesite dyke, cuts hornblende-cordierite schist.  May be related to gold-arsenopyrite veins.


rockdesc:
Quartz Porphyry quartz porphyry stock intuding Atan Group


rockdesc:
Adamellite/alaskite biotite ademellite and aplite/alaskite of the Cassiar plutonic suite in the Butler Mountain area


rockdesc:
Quartzite quartzite wallrock at Elsa mine, 30 m from mineralization


rockdesc:
Biotite Granodiorite biotite granodiorite of Pelly River Pluton


location:
In cirque 0.5 km ESE of central lake, NE side of valley, 2 km from contact


location:
On ridge 1.9 km SW of central lake, 1 km from contact, just W of col;

rockdesc:
Granodiorite hornblende-biotite granodiorite of Gun Pluton; near contact


rockdesc:
Lamprophyre biotite lamprophyre dyke intruding Pelly River Pluton


location:
16 km SSE of Mt. Wilson, 12 km E of CLEA W property

rockdesc:
Granodiorite megacrystic biotite granodiorite of Pelly River Pluton


location:
14.5 km SSE of Mt. Wilson, 12 km E of CLEA property, Nahanni map area


rockdesc:
Andesite basaltic andesite at top of section on north side of Steele Creek


rockdesc:
Basalt basalt overlies ash (sample UT 81) which in turn overlies glacial deposits


rockdesc:
Basalt basalt overlies ash which in turn overlies glacial deposits


rockdesc:
Volcanic Ash ash overlies glacial deposits and is itself overlain by basalt flows dated at 1.1-1.5 Ma


rockdesc:
Quartz-feldspar Porphyry altered porphyry associated with Mt. Hundere zinc-lead-silver deposit


rockdesc:
Schist amphibolite facies feldspathic schist


rockdesc:
Gabbro phlogopitic biotite from mineralized gabbro-ultramafic complex at Wellgreen Ni-Cu-PGM mine


location:
on ridge 4 km SW of Fiftymile Creek, 11.3 km upstream from mouth

rockdesc:
Quartz Monzonite well foliated biotite quartz monzonite


location:
Arsenic Ridge, near Zeta prospect, Syenite Ranges


location:
Arsenic Ridge, in and near Zeta prospect, Syenite Ranges

rockdesc:
Granite wr samples of syenite and granite stocks and dykes


rockdesc:
Greenstone strongly altered greenstone; age likely reflects age of metamorphism/alteration


rockdesc:
Greenstone massive greenstone at White River native Cu deposit.  Age likely reflects metamorphism/alteration


rockdesc:
Gabbro Kluane gabbro-ultramafic complex at Tatamagouche Creek


rockdesc:
granodiorite biotite-hornblende granodiorite on Mount Anderson


location:
1.2 km due east of the north end of the largest of the North Lakes

rockdesc:
Schist quartz-plagioclase-hornblende-biotite schist of Yukon-Tanana Terrane


location:
south side of hill top approx. 2 km from east shore of Kluane Lake, opposite Destruction Bay


location:
bank of Sixtymile River, 3.2 km above mouth of California Creek


rockdesc:
Mineralized Granite mineralized (pyrite-muscovite-molybdenite) granite dyke at SILVER HART Ag-Pb-Zn occurrence


rockdesc:
Mineralized Granite sericitized and mineralized (pyrite-molybdenite) granite dyke at SILVER HART Ag-Pb-Zn occurrence


geolunit:
Long Lake plutonic suite / Aishihik Batholith

rockdesc:
quartz monzonite fresh weakly-foliated coarse-grained leucocratic biotite quartz monzonite


rockdesc:
Augen Orthogneiss coarse K-feldspar augen orthogneiss of overall granitic composition


location:
saddle at head of Logjam Creek, 4.0 km NE of LOGTUNG W-Mo deposit

rockdesc:
Monzonite medium grained hornblende-biotite monzonite phase of composite stock


rockdesc:
Granite biotite-hornblende granite of Orchay Phase of Orchay Batholith


rockdesc:
Hornblende Diorite medium grained porphyritic hornblende diorite


rockdesc:
Granite medium grained biotite granite; intruded by subvolcanic feeders to South Fork Volcanics


rockdesc:
Felsic Metavolcanic highly altered feldspar porphyry


geolunit:
Berney Creek pluton, Whitehorse Plutonic Suite


rockdesc:
Rhyolite rhyolite in drill core; probably reset during mineralization


rockdesc:
Metamorphic Rocks variety of gneisses, amphibolites, marbles of Nisling Assemblage.  May reflect protolith age(s).


rockdesc:
Granite clast: dark gray, medium-grained plagioclase hornblende granophyric granodiorite


location:
750 m N along Klondike Highway from Braeburn Lodge on west side of highway

rockdesc:
Basalt columnar-jointed, vesicular, slightly altered olivine basalt


rockdesc:
Quartz Monzonite biotite quartz monzonite stock adjacent to TINTINA SILVER Ag-Pb-Zn occurrence


location:
on western shore of Aishihik Lake, 5.6 km SW of north end of Hopkins Lake


rockdesc:
Muscovite Granite intrusion near centre of Seagull Uplift


rockdesc:
Mafic Dyke altered dyke near northern margin of Seagull Uplift


location:
6.4 km NW of head of Koidern Creek and 3.2 km east of head of Moose Creek, Kluane Ranges


rockdesc:
Skarn wr-calcite-phlogopite skarn on Guano-Guayes property at contact of Mississippian syenite stock


rockdesc:
Dacite near base of South Fork Volcanics; sample reported to contain kyanite


location:
15 km SSE of Mt. Wilson, 12 km E of CLEA property, Nahanni map area

geolunit:
Selwyn Plutonic Pelly River pluton, Suite


location:
63 km NNE of Ross River, in Tay River map area


rockdesc:
Crystal Tuff quartz-feldspar-biotite-hornblende crystal tuff


location:
on ridge 4.8 km south of Klotassin River, about 14.5 km upstream from its confluence with Somme Creek

rockdesc:
Granodiorite unfoliated equigranular biotite-hornblende granodiorite to quartz diorite


rockdesc:
Crystal Tuff welded biotite-hornblende crystal tuff


rockdesc:
Granodiorite megacrystic biotite quartz syenite/biotite granodiorite of Pelly River Pluton


location:
on the west bank of Sixtymile River, 8 km below confluence with Matson Creek

rockdesc:
Altered Felsic Tuff recrystallized crystal tuff and vitric tuff


location:
block in dredge tailings beside Sulphur Cr. road, 6.0 km NW of abandoned townsite of Dominion

rockdesc:
Augen Gneiss moderately to strongly foliated quartz augen-bearing muscovite-biotite orthogneiss.  Protolith is mid-Permian.


location:
roadcut on Hunker Creek road, 0.5 km above mouth of Gold Bottom Creek

rockdesc:
Amphibolite massive to moderately foliated, medium grained amphibolite


rockdesc:
Bt-cpx Monzonite Antimony Pluton, marginal phase


location:
on ridge-crest 7.6 km NW of the NE end of McQueston Lake

rockdesc:
Schist sericite schist near base of Upper Schist unit


location:
in bed of Hall Creek, 0.3 km upstream from Yukon-Alaska border

rockdesc:
Quartz-muscovite Schist quartz-muscovite schist derived from mid-Permian felsic tuffs that host the BALDY Zn-Pb-Cr deposit


rockdesc:
felsic metaporphyry Augen Schist altered, strongly foliated quartz-feldspar augen schist


rockdesc:
Granite age is likely partly disturbed.  No other information available.


location:
17.7 km east of Fire Lake and 32 km south of Wolverine Lake

rockdesc:
Quartz Monzonite strongly foliated quartz monzonite in Money Klippe


rockdesc:
Quartz Syenite subvolcanic pluton associated with widespread alkaline flows and tuffs which host massive sulphide deposits


location:
samples taken from an area within 10 km in all directions from Mt. Skukum

rockdesc:
Rhyolite samples are from 5 separate high level rhyolite intrusions.  Average lats/longs given.


location:
bed of Dominion Creek at mouth of Robinson Pup

rockdesc:
Quartz-muscovite Schist kyanite/sillimanite grade schist interlayered with garnet amphibolite and carbonaceous schist


location:
on Stewart River 250 m downstream from mouth of Pique Creek


location:
west bank of Stewart River, 0.5 km upstream of mouth of Independence Creek


rockdesc:
Plagiogranite block of plagiogranite in serpentinite matrix melange in Finlayson Lake fault zone


rockdesc:
Quartz-feldspar Porphyry quartz-feldspar porphyry phase of a composite high-level volcanic plug intruding Slide Mountain Terrane greenstone


location:
on south side of Tetamagouche Cr., 4.2 km upstream from confluence with Burwash Cr.; about 17 km west of Burwash Landing

geolunit:
Maple Creek gabbro, Kluane Ultramafic Belt


location:
east of South Canol Road, southwest of confluence of Ross River and Pony Creek

geolunit:
crosscut and annealed by Nisutlin Batholith

rockdesc:
Granodiorite Gneiss medium-grained, mylonite, granodiorite gneiss; fabrics are crosscut and annealed by Nisutlin Batholith


location:
14.6 km bearing 043 degrees from confluence of Swift and Teslin rivers

rockdesc:
Hornblendite massive to foliated monomineralic zone in a metagreenstone body in Teslin Suture Zone


location:
14.6 km bearing 038 degrees from confluence of Swift and Teslin rivers


location:
17.4 km SE of N end of Orchie Lake and 0.6 km S of Big Timber Creek


rockdesc:
Olivine Basalt isolated exposure of fresh olivine basalt


location:
on the N and NE was of the Faro mine open pit

rockdesc:
Hornblende Porphyry coarse grained hornblende porphyry dyke


location:
on the N and NE wall of the Faro mine open pit


location:
on N-S trending ridge crest above 5500' elev.; approx. 3 km N of Mt. Mye

rockdesc:
Greisen Zone greisen alteration zone developed in Mt. Mye phase of Anvil Batholith, adjacent to Cody Ridge vein occurrence


location:
outcrop 100 m north of Robert Campbell Highway


location:
on ridge crest 16.7 km S76E from NE corner of Dezadeash Lake


location:
on east shore of Kluane Lake, 3.8 km south of the mouth of Cultus Creek

rockdesc:
Schist lower greenschist facies quartz-biotite-muscovite schist


location:
on east shore of Kluane Lake, 3 km northwest of the mouth of Cultus Creek

rockdesc:
Schist lower greenschist facies quartz-muscovite schist


location:
borrow pit on road along ridge crest on north side of Fortymile River, 2.8 km SW of Fortymile River bridge

rockdesc:
Basalt columnar-jointed olive basalt flow; considered correlative with Selkirk Volcanics


location:
15.8 km northeast of the northeast end of Orchie Lake

rockdesc:
Crystal Tuff quartz-feldspar-biotite crystal lithic tuff


location:
100 m east of Campbell Highway, 2.1 km northwest of turnoff from Alaska Highway

rockdesc:
Porphyry hornblende-plagioclase porphyry boulder in a conglomerate of presumed Late Triassic age


location:
from low bluff along east side of Campbell Highway, 2.75 km south of the northeast corner of Simpson Lake

rockdesc:
Schist quartz-muscovite schist cobble in a conglomerate of presumed Late Triassic age


location:
small borrow pit on east side of Campbell Highway, 2.5 km south of the northeast corner of Simpson Lake

rockdesc:
Quartzite muscovitic quartzite cobble in a conglomerate of presumed Late Triassic age


location:
southern Big Salmon Range, on top of Peak 6085'

rockdesc:
Schist biotite schist of the Big Salmon Complex; age reflects thermal resetting by Paleocene plutons in area


location:
on a ridge crest 3.5 km northwest of Peak 6085' in southern Big Salmon Range

rockdesc:
Granodiorite late, massive biotite granodiorite phase


location:
on an E-W ridge segment 8 km SSW of Peak 6085' in southern Big Salmon Range

rockdesc:
Tonalite this rock gives U-Pb ages of 122 Ma; the K-Ar system has been partially reset by intrusion of Paleocene plutons


location:
near head of a small stream, 2 km SW of Peak 6085' in southern Big Salmon Range

rockdesc:
Tonalitic Orthogneiss biotite-hornblende tonalitic orthogneiss of Early Mississippian age; K-Ar ages reflect thermal resetting


location:
on ridge 5.2 km SSE of Peak 6085' in southern Big Salmon Range

rockdesc:
Tonalite moderately foliated biotite-hornblende tonalite; gives a U-Pb zircon age of 206 Ma


location:
on ridge 13.4 km NE of mouth of Deadmans Creek in southern Big Salmon Range

rockdesc:
Hornblendite massive hornblendite dyke cutting layering and foliation in metasedimentary rocks of Big Salmon Complex


location:
from base of Peak 1824 m, 7.5 km due east of the north tip of Rosy Lake

rockdesc:
Tonalite massive tonalite to quartz diorite


location:
on ridge 6.0 km NW of northern tip of Muskrat Lake

rockdesc:
Tonalite weakly foliated to mylonitic hornblende tonalite; U-Pb age of 351 Ma indicates the presence of excess Ar in sample


location:
north side of Alaska Highway, 0.2 km west of Aishihik River


location:
1.5 km north of Alaska Highway, 2.3 km east of Cracker Creek


location:
east side of Aishihik Lake road, 5.5 km north of Alaska Highway


location:
from SW end of ridge, 9.7 km SW of Mt. Bratnober


location:
on small spur ridge towards North Ladue River, 5.9 km SSE of Peak 4090'

rockdesc:
Schist muscovite schist of Klondike Schist


location:
on north bank of Sixtymile River, 0.5 km WSW of mouth of Twelve Mile Creek

rockdesc:
Aplite this sample gives a U-Pb zircon age of 190 Ma, and related pegmatite dykes give U-Pb zircon ages of 192 Ma


location:
1.6 km NW of the E-Zone deposit, Cantung Mine, Tungsten, N.W.T.

rockdesc:
Quartz Monzonite fresh, unaltered surface exposure of the "Circular Stock" approx. 1.6 km NW of the main ore zones at the Cantung W mine


location:
host skarn of the E-Zone deposit, Cantung Mine, Tungsten, N.W.T.; DDH U43-19E, 26.54m depth

rockdesc:
Biotite Skarn hydrothermal biotite from the immediate host of the W-skarn mineralization at the Cantung W mine


rockdesc:
Tonalitic Gneiss tonalitic to quartz dioritic gneiss


location:
wallrock of vein exposed in main adit into the E-Zone deposit, Cantung Mine, Tungsten, N.W.T.

rockdesc:
Greisen greisen alteration in quartz monzonite of the "Main Stock" adjacent to the W-skarn ore, E-Zone deposit, Cantung W mine


location:
FIDDLER W prospect, 11.2 km NE of Rancheria

rockdesc:
Altered Phyllite greisen alteration in phyllite adjacent to a          wolframite-bearing quartz vein at the Fiddler W prospect


location:
24 km SE of major confluence of South Nahanni River, 42 km S of peak 7719'

geolunit:
dyke, intrudes South Nahanni pluton, Selwyn Plutonic Suite

rockdesc:
Porphyry plagioclase-biotite-quartz porphyry dyke that intrudes South Nahanni Pluton


location:
17 km SSE of O'Grady Lakes, 16 km SW of peak 7719'

geolunit:
O'Grady batholith, Selwyn Plutonic Suite

rockdesc:
Granite crowded K-spar megacrystic biotite-hornblende granite of O'Grady Batholith


location:
15 km NW of SE corner of Nahanni map area near headwaters of Flat River

rockdesc:
Granodiorite megacrystic biotite-muscovite granodiorite of the Shelf Lake pluton


location:
32 km SSE of peak 7719', 20 km E of major confluence of South Nahanni River

rockdesc:
Granodiorite hornblende-biotite granodiorite of central South Nahanni pluton


rockdesc:
Monzogranite aplitic monzogranite dyke cutting megacrystic phase of O'Grady Batholith


location:
30 km S of peak 7719', 18 km ESE of major confluence of South Nahanni River

rockdesc:
Granodiorite medium grained hornblende-biotite granodiorite of central South Nahanni pluton


location:
26 km SSE of peak 7719', 21 km ENE of major confluence of South Nahanni River

rockdesc:
Porphyry hornblende-biotite-quartz-feldspar porphyry dyke intruding central South Nahanni pluton


location:
33 km S of peak 7719', 20 km E of major confluence of South Nahanni River

rockdesc:
Porphyry biotite-hornblende-quartz-plagioclase porphyry dyke that intrudes central South Nahanni pluton


location:
31 km SE of peak 7719', 22 km ENE of major confluence of South Nahanni River

rockdesc:
Granodiorite hornblende-biotite granodiorite typical of the central South Nahanni pluton


location:
30 km S of peak 7719', 19 km ENE of major confluence of South Nahanni River

rockdesc:
Granodiorite medium grained hornblende-biotite granodiorite typical of the central South Nahanni pluton


location:
15.8 km SE of O'Grady Lakes, 18.4 km SW of peak 7719'

rockdesc:
Granite biotite-hornblende granite typical of the equigranular marginal phase of the O'Grady Batholith


location:
12.3 km SE of O'Grady Lakes, 15.8 km WSW of peak 7719'

geolunit:
dyke intruding O'Grady batholith, Selwyn Plutonic Suite

rockdesc:
Granite aplitic granite dyke intruding crowded magacrystic phase of O'Grady Batholith


location:
28 km SE of O'Grady Lakes, 7 km SSE of peak 7719'

rockdesc:
Granodiorite medium grained hornblende-biotite granodiorite typical of marginal equigranular phase of O'Grady Batholith


location:
19.3 km SSE of peak 7719', 28 km NW of major confluence of South Nahanni River

geolunit:
South Nahanni pluton, Selwyn Plutonic Suite

rockdesc:
Monzogranite hornblende-biotite monzogranite typical of north South Nahanni pluton


location:
46.4 km S of peak 7719', 21.9 km ESE of major confluence of South Nahanni River

rockdesc:
Porphyry biotite porphyry dyke intruding north South Nahanni pluton


location:
44.6 km S of peak 7719', 24 km ESE of major confluence of South Nahanni River

rockdesc:
Monzogranite coarsely K-spar megacrystic hornblende-biotite monzogranite


location:
10.5 km SSE of the confluence of the Little and South Nahanni rivers, 6.3 km E of Drill Lake

rockdesc:
Granite medium to very coarse-grained, coarsely megacrystic biotite-muscovite granite near margin of LENED pluton


location:
17 km SE of the confluence of the Little and South Nahanni rivers, 12.5 km ESE of Drill Lake

rockdesc:
Monzogranite aplitic biotite-muscovite monzogranite sill that intrudes hornfels zone near the northern margin of the RUDI pluton


rockdesc:
Monzogranite coarsely megacrystic hornblende-biotite monzogranite typical of the southern South Nahanni pluton


location:
15.8 km SE of O'Grady Lakes, 18.4 km WSW of peak 7719'

rockdesc:
Granite crowded megacrystic hornblende-biotite granite typical of megacrystic phase of O'Grady Batholith


location:
6 km SSE of S end of Shelf Lake, 2.5 km ESE of Zenchuk Lake

rockdesc:
Monzogranite megacrystic hornblende-biotite monzogranite near margin of Shelf Lake pluton; typical of the whole pluton


location:
Union Carbide drill hole 80-L72-F-118.8m; 6.5 km SE of S end of Drill Lake, 13 km S of confluence of South and Little Nahanni rivers

rockdesc:
Lamprophyre biotite lamprophyre dyke cutting garnet skarn, typical of post-ore (skarn) lamprophyre dykes at LENED W deposit


location:
1 km NE of Mt. Allan, west end of "Cirque Lake", 18 km S of Keele Peak

rockdesc:
Granodiorite medium grained biotite (-muscovite) granodiorite typical of more mafic variety of Mactung pluton's equigranular phase


location:
2 km NE of Mt. Allan, 17 km SE of Keele Peak

rockdesc:
Monzogranite equigranular biotite-muscovite monzogranite typical of peraluminous marginal phase of Mactung Pluton


location:
2 km NE of Mt. Allan, 16 km SE of Keele Peak

rockdesc:
Monzogranite aplitic muscovite (-garnet) monzogranite intruding country rocks along SE margin of Mactung pluton


location:
on right limit of creek at headwaters of South Nahanni River

rockdesc:
Quartz Monzonite porphyritic bt-hbl quartz monzonite with 40% K-spar phenocrysts


location:
240 m SW of Cirque Lake, about 8 km S of MacMillan Pass

rockdesc:
Granodiorite from a small stock that outcrops about 610 m NE of the main mineralized zone at the MACTUNG W-Mo deposit


location:
Top of western butte; survey point 5094'

rockdesc:
granite medium-grained K-feldspar phyric granite, biotite>hornblende.


location:
Stumpy tors on broad spur 4 km NNW of Grey Hunter Peak.


location:
between Granite Cr. and (site of) Wilson's cabin


location:
vegetate talus and slumped outcrop north of road to Minto Lake

rockdesc:
biotite felsite  pink to brown, siliceous fine-grained rock.


location:
5500' high point on SW spur of Patterson Range, top of headwall of south-draining cirque

rockdesc:
felsic metavolcanic chloritic feldspathic augen phyllite


rockdesc:
felsic metavolcanic siliceous green gritty rock with 10% quartz phenocrysts


rockdesc:
felsic metavolcanic very weakly foliated quartz porphyry


location:
knob on NW side of large hill reaching 4750', 13.3 km NNE of Grey Hunter Peak

rockdesc:
chloritic grit dark green-grey foliated grit with quartz and feldspar grains to 3 mm across, and black argillite chips to 1 cm long.


location:
N trending knoll, 9.3 km NNE of Grey Hunter Peak

rockdesc:
chloritic grit grey-green foliated medium-grained grit with 20% grains larger than 2 mm.


geolunit:
Syenite Range pluton, Tombstone Plutonic Suite


rockdesc:
granite orbicular tourmaline biotite-muscovite granite


geolunit:
Rhosgobel stock, Tombstone Plutonic Suite


geolunit:
Red Mountain stock, Tombstone Plutonic Suite


geolunit:
Sprague Creek stock, Tombstone Plutonic Suite


geolunit:
Black Hill stock, Tombstone Plutonic Suite


geolunit:
Scheelite Dome stock, Tombstone Plutonic Suite


geolunit:
Minton Creek stock, Tombstone Plutonic Suite


geolunit:
Morrison Creek stock, Tombstone Plutonic Suite


geolunit:
Dublin Gulch stock, Tombstone Plutonic Suite


location:
small tributary on N side of Clear Creek

geolunit:
Two Sisters Batholith, McQuesten Plutonic Suite


location:
near headwaters of right fork of Clear Creed

geolunit:
Vancouver Creek stock, McQuesten Plutonic Suite


geolunit:
Sunshine Creek stock, McQuesten Plutonic Suite


geolunit:
Boulder Creek Stock, McQuesten Plutonic Suite


geolunit:
Oliver Ridge Stock, McQuesten Plutonic Suite


rockdesc:
Quartz Augen Schist moderately foliated quartz-feldspar augen schist derived from a subvolcanic porphyry


rockdesc:
Quartz-muscovite Schist moderately foliated schist derived from a felsic tuff


rockdesc:
Quartz Monzonite Gneiss moderately foliated orthogneiss


rockdesc:
Quartz Augen Schist moderately foliated quartz (-feldspar) augen schist derived from a subvolcanic porphyry


rockdesc:
Augen Schist moderately foliated quartz-feldspar metaporphyry; likely a subvolcanic stock


location:
host skarn of the E-Zone deposit, Cantung Mine, Tungsten, N.W.T.; DDH U43-20A, 27.15m depth

rockdesc:
Amphibole Skarn hydrothermal tremolite + biotite from the immediate host of the W-skarn mineralization at the Cantung W mine


location:
on Klondike Highway 2.4 km SE of mouth of Moose Creek


rockdesc:
granitic cobble in conglomerate: medium-grained hornblende-biotite quartz monzonite with alkali feldspar megacrysts


rockdesc:
grains selected from hydrothermally precipitated matrix of Wernecke Breccia


geolunit:
Casino occurrence, hosted by Dawson Range batholith

rockdesc:
vein potassic alteration, qtz-ksp-py-MoS2 A-type vein


geolunit:
Wolverine succession, St. Clare volcanics


geolunit:
Cement Creek succession, St. Clare volcanics


geolunit:
Count Creek succession, St. Clare volcanics


rockdesc:
trachyte grey (fresh) rusty-brown (weathered) augite plagioclase porphyritic


geolunit:
Steele Creek succession, St. Clare volcanics

rockdesc:
transitional basalt olivine plagioclase amygdaloidal to vesicular basalt


rockdesc:
basalt unoxidized medium-grained non-vesicular diabasic basalt


location:
large bomb from top of section near southern cinder cone

geolunit:
Alligator Lake volcanic complex, unit 3 cone


geolunit:
Alligator Lake volcanic complex, unit 3 flow

rockdesc:
basalt olivine-phyric alkali olivine basalt and basanite with megacrysts of olivine, spinel and pyroxene


geolunit:
Whitehorse mid-Cretaceous plutonic suite; intrudes strata of Laberge Group


location:
20.9 km southwest of the south tip of Fish Lake

geolunit:
small unnamed pluton, intrudes Mississippian carbonate

rockdesc:
massive medium-grained equigrained quartz monzodiorite; 25% hornblende, 5% biotite.


geolunit:
Mt. Byrd pluton; intrudes strata of Cache Creek terrane

rockdesc:
monzodiorite medium-grained biotite-hornblende quartz monzodiorite


location:
north side of the Robert Campbell Highway, immediately west of the d'Abaddie fault, Little Salmon Lake

rockdesc:
granodiorite massive, medium-grained equigranular granodiorite: plagioclase, quartz and chlorite after amphibole with minor biotite


rockdesc:
Type I tephra - source volcano Alaska Peninsula-Aleutian arc


rockdesc:
Type II tephra - source volcano Wrangell volcanic field


rockdesc:
Type I tephra - source volcanoes Alaska Peninsula-Aleutian arc


location:
Sato property, between Aishihik Lake and Long Lake


location:
Trench 6, Sato property, between Aishihik Lake and Long Lake


location:
Approx. 75 km NNE of Whitehorse, 20 km east of Teslin Fault


geolunit:
Cuesta Creek Member, Tent Island Fm., Fish River Sequence


rockdesc:
granite Devonian granite with Tertiary brittle deformation


location:
Mt. Skukum epithermal deposit, 200 m north of the Cirque zone on the east bank of Butte Creek, Main Cirque area.  Precise location not given.


location:
Mt. Skukukm epithermal deposite, 200 m north of the Cirque zone, east bank of Butte Creek, Main Cirque area.  Precise coordinates not given.

rockdesc:
andesite fine-grained andesite dyke; cuts rhyolite dyke which hosts the Cirque Zone


location:
Mt. Skukum epithermal deposit, Alunite Cap area, near center of alunite+quartz zone, 1,470 m ENE of summit Mt. Skukum

geolunit:
vein in Lower member, Watson River Rormation, Skukum Group

rockdesc:
vein barren hypogene alunite-kaolinite-type alteration


location:
6.5 km bearing 210d from Mount Morley; roadcut on Alaska Highway

rockdesc:
schist muscovite-biotite quartzofeldspathic schist; metaplutonic rock


location:
16.8 km bearing 8d from the confluence of the Wolf and Nisutlin rivers

rockdesc:
shist biotite-muscovite +/- chlorite quartzofeldspathic schist; metaplutonic rock


location:
5.3 km bearing 5d from the confluence of Swift and Teslin rivers

rockdesc:
conglomerate quartz-feldspar porphyry clast in Laberge Group conglomerate


location:
20.4 km bearing 328d from Streak Mountain

rockdesc:
conglomerate granite coarse-grained K-feldspar megacrystic hornblende granite clast in Laberge Group conglomerate


location:
14.3 km bearing 270d from the south tip of Fish Lake

rockdesc:
pebble-conglomerate coarse-grained gritty quartzose sandstone to quartz-feldspar pebble conglomerate


location:
5.5 km bearing 310 d from the southwest end of Thirtymile Lake

geolunit:
unnamed pluton, intrudes Cassiar Terrane

rockdesc:
monzodiorite medium-grained hornblende quartz monzodiorite


location:
7.1 km bearing 107d from confluence of Thirtymile Creek (south branch) and Nisutlin River

rockdesc:
monzonite coarse-grained biotite syenite to monzonite


location:
23.9 km bearing 315d from the confluence of Nisutlin and Wolf rivers

rockdesc:
granite strongly foliated nad lineated hornblende biotite granite


location:
13.0 km bearing 43d from confluence of Hays Creek and Morley River

geolunit:
unnamed pluton, intrudes Yukon Tanana Terrane

rockdesc:
granite medium- to coarse-grained biotite granite


location:
17.3 km bearing 284d from confluence of Thirtymile Creek (south branch) and Nisutlin River


geolunit:
Mount M'Clintock pluton, Teslin Plutonic Suite


geolunit:
M'Clintock Lakes pluton, Teslin Plutonic Suite


location:
2.2 km E of Peak 1851 m, Sheldon Creek area


geolunit:
Flat Creek pluton, Nisling Range Plutonic Suite


geolunit:
Little River Batholith, Long Lake Plutonic Suite

rockdesc:
monzonite K-feldspar megacrystic quartz monzonite


geolunit:
Cap Creek pluton, Whitehorse Plutonic Suite


geolunit:
Cap Mountain pluton, McIntyre Plutonic Suite

rockdesc:
monzonite coarse-grained biotite>hornblende quartz monzonite


geolunit:
Byng Creek pluton, McIntyre Plutonic Suite


geolunit:
Bonnet Plume River intrusions, intrudes Fairchild Lake Group

rockdesc:
syenite fine-grained quartz albite syenite


geolunit:
Hart River sills, cuts Pinguicula Group unit A


geolunit:
Cash porphyry, hosted by Prospector Mountain Plutonic Suite

rockdesc:
vein phyllic alteration, qtz-py-cpy-MoS2 D-type vein


geolunit:
Bonnet Plume River intrusion, megaclast in Wernecke Breccia


geolunit:
Bonnet Plume River intrusion, crosscuts Fairchild Lake Group, invaded by Wernecke Breccia

rockdesc:
diorite fine- to medium-grained pegmatitic diorite dyke


geolunit:
Bonnet Plume River intrusion, intrudes Fairchild Lake Group


location:
Talus slope on east flank of Carpenter Ridge, at the head of valley south of Silver Hill

geolunit:
mafic sills, intrude Gillespie Lake Group

rockdesc:
diorite grey-green weathering medium-grained equigranular diorite?  Five talus boulders.


rockdesc:
diorite grey-green weathering medium-grained equigranular diorite?


location:
Isolated knob at south end of ridge, 7.2 km from Hart River airstrip, at 106 deg.

rockdesc:
diorite grey-green weathering medium-grained diorite?


geolunit:
Pukelman stock, Tombstone Plutonic Suite


geolunit:
Hobo Creek dyke, Tombstone Plutonic Suite


location:
Talus slope on east flank of Carpenter Ridge, at the head of valley south of Silver Hill.

geolunit:
mafic sill, intrudes Gillespie Lake Group


location:
9.25 km from junction of West Hart River and Lomond Creek at 180 deg.

geolunit:
sill which intrudes shale of Road River Group

rockdesc:
gabbro coarse-grained massive dark-green-weathering gabbro


location:
9.4 km from the junction of Rae and Lake creeks at 182 deg.

geolunit:
sill which intrudes shale of Narchilla Formation

rockdesc:
leucogabbro? coarse- to very coarse-grained (pegmatitic) dark-green-weathering leucogabbro?


rockdesc:
leucogranite fine-grained light-grey quartz K-feldspar megacrystic plagioclase granite


rockdesc:
monazite coarse-grained biotite quartz monazite


geolunit:
Indian Mountain assemblage, St. Cyr klippe


geolunit:
Cassiar terrane, footwall of St. Cyr clippe


rockdesc:
porphyry hypabyssal quartz-feldspar porphyry stock


geolunit:
dyke from Dickson stock, Mt. Nansen Group (?)


location:
trench which was part of Archer, Cathro's 1988 trenching program, Webber zone

geolunit:
dyke from Dickson Stock, Mount Nansen Group (?)


location:
dyke from drill core, cross-cuts mineralization.

geolunit:
dyke from Dickson Stock, Mt. Nansen Group (?)


location:
Dickson zone, northeast of the Dickson Stock

rockdesc:
granodiorite medium-grained equigranular fresh biotite-hornblende granodiorite


geolunit:
Fisher porphyry, Wolverine deposit footwall


geolunit:
Zappa-Koffee occurrence, hosted by Dawson Range batholith

rockdesc:
vein phyllic alteration, qtz-py-MoS2 D-type vein


geolunit:
Zappa/Koffee Cu-Au-Mo occurrence, hosted by Casino Plutonic Suite


rockdesc:
volcanic clast in conglomerate: andesite augite-phyric andesite


rockdesc:
granite leucocratic granite porphyry (moraine sample)


location:
foot of E ridge Mt. Steele, 5.5 km ENE summit;

rockdesc:
granodiorite medium-grained homogeneous hornblende biotite granodiorite


rockdesc:
rhyolite biotite quartz plagioclase rhyolite porphyry


rockdesc:
gabbro/diorite foliated, fine- to coarse-grained hornblende gabbro/diorite, moraine sample


rockdesc:
tonalite weakly-foliated medium-grained biotite tonalite


rockdesc:
tonalite medium-grained equigranular homogeneous hornblende biotite tonalite


rockdesc:
diorite weakly-foliated medium-grained homogeneous biotite hornblende quartz diorite


location:
small tributary of Pirate Creek, 9 km SSW Dalton Post

rockdesc:
granodiorite medium-trained equigranular hornblende granodiorite


location:
N side upper Chitina Glacier, 14 km WNW Mt. Lucania;

rockdesc:
monzonite-granodiorite medium-grained leucocratic quartz monzonite-granodiorite


location:
7.5 km NW Mt. Lucania, N side upper Chitina Glacier

rockdesc:
monzonite medium-grained porphyritic (microcline?) hornblende biotite quartz monzonite


location:
head of Dennis Glacier (NW side), 12.3 km E of Mt Newfoundland

rockdesc:
granodiorite medium-grained leucocratic hornblende biotite granodiorite


location:
12.5 km ESE Mt. Lucania, 12 km W Mt. Walsh;

rockdesc:
diorite medium-grained hornblende biotite diorite


location:
head of Spring Glacier (SE side), 3 km NW Mt Walsh & 16 km SE Mt. Steele

rockdesc:
monzonite medium-grained porphyritic (orthoclase) biotite hornblende quartz monzonite


location:
between Donjek R. & Bighorn Creek, 9.7 km SE mouth of Bighorn Creek

rockdesc:
monzodiorite medium-grained porphyritic (microcline) hornblende quartz monzonite


location:
NW edge tributary glacier of upper Logan Gl. (N side) 21.5 km NNW McArthur Peak;

rockdesc:
granodiorite medium-grained biotite hornblende granodiorite


location:
3 km E of NW edge of tributary glacier of upper Logan Glacier (N side), 21.5 km NNW McArthur Peak;

rockdesc:
diorite weakly-foliated medium-grained biotite hornblende quartz diorite


location:
N side Upper Logan Glacier, 16 km N McArthur Peak

rockdesc:
diorite medium-grained biotite hornblende diorite


location:
just E of divide (N side) of Logan & Hubbard Gl, 16 km NE McArthur Peak

rockdesc:
granodiorite very weakly-foliated medium-grained biotite hornblende granodiorite


location:
11.75 km NW Mt Queen Mary, E side upper Hubbard Glacier

rockdesc:
granodiorite coarse- to medium-grained porphyritic (Kspar) hornblende biotite granodiorite


location:
Upper reaches of Logan Glacier, NE side, 8.5 km N McArthur Peak;


location:
E side Upper Hubbard Glacier, 7 km NW Mt. King George

rockdesc:
granodiorite/quartz diorite weakly foliated biotite hornblende granodiorite/quartz diorite


location:
narrow (N-S) ridge near head Logan Glacier, 4.5 km NW McArthur Peak

rockdesc:
diorite well-foliated coarse- to medium-grained biotite hornblende quartz diorite


location:
NE side Hubbard Glacier, 18.5 km SE Mt. King George

rockdesc:
diorite well-foliated medium-grained biotite hornblende quartz diorite


location:
W side Kluane Glacier, 12.9 km from terminus

rockdesc:
granodiorite coarse- to medium-grained leucocratic muscovite hornblende biotite granodiorite


location:
N side Kaskawulsh Glacier, 10 km NW confluence  w/ Stairway Glacier

rockdesc:
granodiorite fine- to coarse-grained hornblende biotite granodiorite


location:
W side Stairway Glacier, 2 km S confluence Kaskawulsh Glacier

rockdesc:
granodiorite medium-grained slightly porphyritic hornblende biotite granodiorite


location:
SE side lower Kaskawulsh Glacier, 7 km W Mt Maxwell

rockdesc:
granodiorite coarse- to medium-grained very weakly foliated biotite hornblende granodiorite


rockdesc:
granodiorite well-foliated leucocratic medium-grained biotite granodiorite


rockdesc:
granodiorite weakly-foliated fine- to coarse-grained porphyritic hornblende biotite granodiorite


location:
ridge top between lower Dusty & Lowell Glaciers, 6.5 km S start of Dusty R.

rockdesc:
granodiorite fine- to coarse-grained porphyritic biotite hornblende quartz monzonite/granodiorite


rockdesc:
monzodiorite medium-grained porphyritic biotite hornblende quartz monzodiorite


location:
S edge Dusty Glacier, 18 km up from terminus

rockdesc:
granodiorite medium-grained hornblende biotite granodiorite


location:
E side South Lowell Glacier, 21 km ESE Weisshorn


location:
ridge crest, 10 km NE Goatherd Mtn, between Alsek R. & Bates L.

rockdesc:
monzonite coarse-grained porphyritic hornblende quartz monzonite


location:
ridge crest, 10 km NE Goatherd Mtn, between Alsek R. & Bates Lk.

rockdesc:
diorite coarse- to medium-grained clinopyroxene biotite hornblende diorite


rockdesc:
granodiorite medium-grained equigranular biotite hornblende granodiorite


location:
W side small N-S trending glacier, 2.5 km S of confluence w/ Steele Glacier,  22 km WSW Donjek R.

rockdesc:
granodiorite medium-grained porphyritic (feldspar) hornblende biotite granodiorite


rockdesc:
monzodiorite heterogeneous medium-grained hornblende biotite quartz monzodiorite


location:
nunatak, 12.5 km N summit Mt. Queen Mary

rockdesc:
monzodiorite fine-medium grained biotite hornblende monzodiorite


geolunit:
Kaskawulsh Gl. Batholith, Icefield Ranges plutonic suite

rockdesc:
monzonite foliated coarse-medium grained porphyritic biotite hornblende monzonite


location:
ridge crest E side Hubbard Glacier, 10 km WNW summit Mt. Hubbard

rockdesc:
monzodiorite medium-grained equigranular biotite hornblende quartz monzodiorite


location:
near head of Fisher Glacier, 25 km SSE Mt. Seattle

rockdesc:
monzonite medium-grained equigranular hornblende biotite quartz monzonite


location:
N side Seward Glacier, 13.5 km SE King Peak, 11.9 km SSW summit Mt Logan

rockdesc:
gneiss well-foliated medium-grained biotite granitoid gneiss


location:
2 km NNE Mt. Constantine, 7 km E conflu. Klutlan, Brabazon Glaciers

rockdesc:
gabbro medium-grained weakly foliated clinopyroxene hornblende gabbro


location:
Boundary Ranges, 4.8 km NE 2159m peak, W of upper Kluhini R.

rockdesc:
granodiorite medium-grained porphyritic (orthoclase) hornblende biotite granodiorite


rockdesc:
granodiorite weakly foliated coarse-grained biotite hornblende granodiorite


location:
Lens III of Faro eclogite, per desc. and location of Erdmer and Helmstaedt (1983).  Coordinates approximate only.


location:
Lens III of Faro Eclogite per Erdmer and Helmstaedt (1983) nomenclature and description. Coordinates are approximate.


location:
Dyke I - location interpolated from sketch map

rockdesc:
not available - general description of dyke only.  fine-grained diorite and grabbro variably altered to lower greenshist-grade.  Two samples from same dyke.


location:
Dyke II, approx. 3 km south of Bear River  - location provided in Thorkelson (2000), YGP Bulletin 10

geolunit:
Bear River dykes; Mackenzie dyke swarm (?)

rockdesc:
general description of dyke only.  fine-grained diorite and gabbro variably altered to lower greenshist-grade metamorphism


location:
Outcrop located in white gravels in a mining pit from above the white channel gravels at the Ballitor mine in the Quartz Creek drainage near Dawson City.  Location & coordinates approximate (none reported)

rockdesc:
tephra 1-2cm thick white tephra wtih no apparent mafic minerals; hornblende separated for dating.


location:
Mt. Nansen porphyry Cu-Mo-Au occurrence, Kelly zone

geolunit:
Mt. Nansen porphyry, hosted by Prospector Mountain Plutonic Suite

rockdesc:
vein potassic alteration, qtz-ksp-cpy-MoS2 A-type vein


location:
Hart River area, eastern Ogilvie Mountains

rockdesc:
quartzarenite very fine-grained quartzarenite with moderate rounding, sorting and spericity.  Accessory minerals are rare zircon and tourmaline.


rockdesc:
sublithic arenite dark grey medium- to coarse-grained sublithic arenite with good rounding, moderate sorting and shpericity.  Zircon is the only observed accessory mineral.


location:
5 km NNE of Pinguicula Lake, eastern Wernecke Mountains, Yukon

geolunit:
Corn Creek Quartzite, Unit D, Pinguicula group

rockdesc:
quartzarenite pinkish brown-weathering fine-grained quartzarenite, limonite matrix, cross-bedded, high roundness and sphericity.  Accessory minerals not observed.


rockdesc:
vein potassic alteration qtz-ksp-py-cpy-MoS2 A-type vein


rockdesc:
vein phyllic alteration qtz-py-MoS2 D-type vein


geolunit:
Pattison Mo occurrence, hosted by Casino Plutonic Suite

rockdesc:
veinlet qtz-py-MoS2 veinlet hosted by Casino Plutonic Suite quartz monzonite


rockdesc:
ore-body black fine-grained mica intergrown with sulphides, manto-style ore body


geolunit:
Marsh Lake pluton, Whitehorse Plutonic Suite


geolunit:
Mount Granger pluton, Mount McIntyre Plutonic Suite


geolunit:
Carcross pluton, Carcross Plutonic Suite


rockdesc:
granite alkali granite phase containing abundant pink microperthite


location:
750 m south of Cirque Zone, Mt. Skukum epithermal deposit.  Precise coordinates not given.

geolunit:
vein in Lower Member, Watson River Formation, Skukum Group

rockdesc:
vein barren hypogene alunite-kaolinite-type alteration vein


location:
Cirque Zone, Mt. Skukum epithermal deposit.  Precise coordinates not given.

geolunit:
Mt. Skukum epithermal deposit, in Vesuvius Formation, Skukum Group

rockdesc:
vein gold-bearing adularia-sericite-type quartz-calcite vein in rhyolite dyke


geolunit:
Mt. Skukum epithermal deposit, hosted in lower member, Watson River Formation, Skukum Group

rockdesc:
vein gold-bearing adularia-sericite-type quartz-calcite vein


location:
Lake Zone, Mt. Skukum epithermal deposit.  Precise coordinates not given.


location:
Cirque zone, Mt. Skukum epithermal deposit.  Precise location not given.


rockdesc:
orthogneiss deformed biotite-muscovite leucocratic orthogneiss


rockdesc:
andesite medium- to fine-grained andesitic dyke with quartzite xenoliths


geolunit:
Desadeash Formation, Tatshenshini shear zone


geolunit:
Desadeash Formation, Tatshenshini Shear Zone


location:
Isochrons are based on six samples, spread over 30 minute quadrangle  Coordinates entered are those for Sample JM93-156 which is near center of sampling area.

rockdesc:
calcic schist graphitic muscovite-chlorite-quartz schist


location:
base of cliff on NE side of Yukon River, 5 km downstream from Ft. Selkirk

rockdesc:
basalt olivine basalt base of basalt flow overlying glacial deposits


location:
cliff on west base of volcanic edifice 7 km SE of Ft. Selkirk

rockdesc:
Basalt amygdaloidal basalt containing ultramafic nodules


location:
from cliff on north base of volcanic edifice 8 km SE of Ft. Selkirk


location:
summit of volcanic edifice 8 km SE of Ft. Selkirk

rockdesc:
basalt olivine Basalt highly fractured vesicular basalt with abundant ultramafic nodules and pebbles of wall rocks


rockdesc:
felsite dyke sericite- and pyrite-altered felsite dyke


rockdesc:
diorite foliated porphyritic biotite quartz diorite


rockdesc:
diorite foliated porphyritic quartz diorite dyke


location:
At surface, along the crest of the Moosehorn Range

rockdesc:
granodiorite massive coarse-grained unaltered hornblende-biotite granodiorite


location:
At surface, immediately west of Kenyon Creek.

rockdesc:
deformed granodiorite mylonitic biotite-hornblende granodiorite


location:
400 m north of Soya and Swamp Creek confluence


rockdesc:
mafic dyke fine-grained mafic volcanic dyke


location:
from drill core, location DDH LL00-5, depth 280 m

rockdesc:
mafic volcanic fine-grained mafic volcanic dyke


location:
alteration envelope of a shallowly east-dipping veinlet intersected in drill core (DDH LL00-3)

geolunit:
Longline deposit, hosted by Moosehorn Range Granodiorite


location:
surface exposure from alteration envelope adjacent to the V1 vein


location:
vein which outcrops on the crest of Moosehorn Range; sample not located on sketch map (location approximate)


location:
400 m of the 1635 portal of the Mt. Skukum Gold Mine; coordinates approximate (none reported)


location:
Camp Creek section; coordinates approximate (none reported)

geolunit:
Member 5, Butte Creek Formation, Mt. Skukum Volcanic Complex


location:
250 m SW of the Cirque Zone; coordinates approximate (none reported)

geolunit:
Lower Member, Watson River Formation, Mt. Skukum Volcanic Complex


location:
about 50 m SW of where the BV-2 1750 level drift breaks out on surface; coordinates approximate (not reported)


location:
In the saddle between the heads of Rhyolite and Summit Creeks, approximately 2.2 km north of their confluence.; coordinates approximate (none reported)

geolunit:
Central Intrusion, Mt. Skukum Volcanic Complex


rockdesc:
rhyolite quartz-feldspar sparsely porphyritic rhyolite


location:
top of uppermost lava flow, 15m above tephra sample UT82


location:
base of lowermost lava flow, 5 m above tephra, mag=reversed


rockdesc:
schist to gneiss sillimanite-bearing biotite-rich schist to gneiss


location:
on ridge crest northeast of Venus Creek; 4.4 km ESE of Venus Butte


geolunit:
vein in Tombstone Plutonic Suite (?), Heidi showing


geolunit:
Emerald Lake pluton, Tombstone Plutonic Suite

rockdesc:
pegmatite late pegmatite dyke within the monzonite


geolunit:
Emerald Lake Pluton, Tombstone Plutonic Suite


geolunit:
Horn Peak stock, Emerald Lake Pluton, Tombstone Plutonic Suite


rockdesc:
metaporphyry granitic sweat in metaporphyry


geolunit:
basal sandstone of Unit A, Pinguicula Group


rockdesc:
15 cm clast of undeformed biotite gabbro


geolunit:
sill cuts lower Mackenzie Mountains Supergroup

rockdesc:
diabase sill, plagioclase slightly saussuritized


rockdesc:
gabbro-diabase sill, plagioclase cores slightly saussuritized


location:
Big Salmon range; location and coordinates approximate (none reported)


location:
west side of central gully at front of upper level of north-facing cirque, 7 km northwest of outlet of Munson Lake

rockdesc:
yellow-white feldspathic melt segregation (leucosome) 1 m wide


location:
4m x 100m exposure on north slope of large hill, 6.25 km southeast of outlet of Crescent Lake

geolunit:
dyke intruding TBMB succession, upper Dorsey assemblage

rockdesc:
medium grained foliated meta-tonalite dyke, intrudes psammite and garnet bearing schist


geolunit:
Quartz Creek tephra, Upper White Channel Gravel


geolunit:
Dago Hill tephra, Upper White Channel Gravel


geolunit:
Paradise Hill tephra, sediments overlying Upper White Channel Gravel


location:
from sketch map in report: ca. 500 m north of headwaters of Harper Creek

geolunit:
Clear Creek deposite, hosted in Rhosgobel stock, Tombstone Plutonic Suite


geolunit:
Clear Creek deposit, hosted in Pukelman Stock, Tombstone Plutonic Suite


rockdesc:
5-10 mm aggregates-rosettes of 2-3mm grains of molybdenite from sheeted vein


rockdesc:
5-10 mm aggregates-rosettes of 3-4mm grains of molybdenite from sheeted vein


geolunit:
Clear Creek deposit, hosted in Saddle Stock, Tombstone Plutonic Suite

rockdesc:
quartz-K-feldspar vein which cuts metasedimentary clasts


geolunit:
Dublin Gulch deposit, hosted in Tombstone Plutonic Suite


rockdesc:
1 cm wide quartz vein with Fe-carbonate-sersicite alteration assemblage


geolunit:
Mactung Deposit, hosted in Rabbitkettle Formation

rockdesc:
quartz pyrrhotite pyrite molybdenite vein with greisen-type alteration


location:
coordinates approximate; collected from shaft work dumpings

geolunit:
Mactung Deposit, hosted in Rabbitkettle Formation siltstone

rockdesc:
quartz pyrite pyrrhotite molybdenite vein with a pyroxene garnet alteration assemblage


location:
near southern contact in southwest corner of stock


location:
coordinates approximate from sketch map; north of Bonnet Plume River

geolunit:
Bear River dykes; correl. w/Mackenzie dykes


location:
Site 4, 6 m above base of exposure, above scree


location:
in pod of reworked tephra within seds, above the sample UT1552 at Midnight Dome


rockdesc:
suite of samples Mt-02, DS8, 9, 12-01 (skarn)


geolunit:
Little Nahanni pegmatite hosted in Yusezyu Formation


location:
3 localities: Gnuckle, Otis and Iota uranium occurences. Coordinates are for the Gnuckle site.


rockdesc:
brannerite margins to quartz veins in brecciated dolerite


rockdesc:
siliceous heterolithoc breccia containing brannerite


rockdesc:
monzonite and brannerite bearing carbonate phase of breccia


rockdesc:
brannerite and uraninite margins to quartz vein in argillite


rockdesc:
Mica schist wallrock fragments in quartz barite+/- pyrite-galena vein, other fragments are altered/oxidized


rockdesc:
Pegmatite with coarse grained dark green micas.  peg= peak metamorphism


rockdesc:
Coarse, white, probable hydrothermal muscovite in schist


rockdesc:
Biotite schist with hydrothermal or recrystallized biotite along a felsic knot (most likely recrystallized).


# Switchboard Items

ItemText:
Exit interface (work directly in &Access)


ItemText:
primary record selection by &Source (reference)


ItemText:
quick by Roc&k characteristics (e.g. unit)


ItemText:
quick by Re&ference characteristics (e.g. Author)


