CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
75 Canada (British Columbia) 56.12.40 N -- 130.20.42 W Granduc Cu; Pb; Zn; Au; Ag
 
Database name: World Volcanogenic Massive Sulphide Deposits
Custodial agency: Society of Economic Geologists & Geological Survey of Canada
Compilers: J. M. Franklin, H. L. Gibson, I. R. Jonasson, and A. G. Galley
Release date: 2015-03-23
   
Deposit name(s): Granduc (deposit name)
Political location(s): Canada; Province or state: British Columbia; Nearest community: Stewart
NTS map data: 104B01 (Leduc Glacier)
Deposit clan (type): Volcanogenic massive sulphide
Deposit (sub) types: Pelitic mafic; 3
Iron formation-associated; BC MINFILE (2013) reports that "By 2006 the copper deposit was considered part of a sulphide facies BIF near the top of the Hazelton Group @ the contact between volcanics & sedimentary rocks."
Deposit status: past producer
Geologic province: North Cordilleran
Geologic subprovince: Intermontane Belt
Geologic district: Stikine terrane
Commodities: Cu; Pb; Zn; Au; Ag
Geological ages: Early Jurassic (host rocks)
Radiometric ages: Age - Ma: 190; Event dated: mineralization; Interpretive comment: approximate age reported in SEG Centennial Volume appendix
Links to other databases: BC MINFILE; Key value: 104B 021
References:
Anonymous, 2015
MINFILE/www Search
Ministry if Energy and Mines, Government of British Columbia, Internet

McMillan, W. J.; Howy, T.; MacIntyre, D.G.; Nelson, J.L.; Nixon-Graham, T.; Hammack, J.L.; Panteleyev, A.; Ray, G. E.; Webster, I. C. L., 1991
Ore Deposits, Tectonics and Metallogeny in the Canadian Cordillera, British Columbia
Paper, Ministry of Energy, Mines and Petroleum Resources, Publication code 1991-4, 276 p.

Picklyk, D. D.; Rose, D. G.; Laramee, R. M., 1978
Canadian Mineral Occurrence Index (CANMINDEX)
Paper, Geological Survey of Canada , Publication code 78-8, 27 p.

Resource data:
Disclaimer - Reserves/Resource Data

Her Majesty the Queen in Right of Canada, represented by the Minister of Natural Resources (NRCan) does not warrant or guarantee the accuracy, completeness or fitness for any purpose of Reserve and Resource information (Data) contained in this database, including whether the Data is compliant with any securities regulations or standards, and NRCan does not assume any liability with respect to any damage or loss incurred as a result of the use made of the Data.

Resource and reserve figures are historical in nature. The Data source provided with each set of figures should be cited if the Data are re-reported.

25.0631 million metric tons ore; Combined with production?: no; Provisional entry?: no; Resource category: geological resource
Grade-commodity information:Cu: 1.79 percent
Pb: 0.021 percent
Zn: 0.104 percent
Au: 0.171429 grams/metric ton
Ag: 10.6286 grams/metric ton
Reference: Franklin, J. M.; Gibson, H. L.; Jonasson, I. R.; Galley, A. G., 2005: Volcanogenic Massive Sulphide Deposits; Appendices on CD-ROM, Section [Franklin] Volcanogenic Massive Sulfide Deposits, in Economic Geology 100th Anniversary Volume, Edited by Hedenquist, J. W.; Thompson, J. F. H.; Goldfarb, R. J.; Richards, J. P., Special Volume, Society of Economic Geology, 1146 p., 1 disks
Percent weights allocated to deposit: 100.0%

Generated 2015-03-23 12:17:55 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada