Hushamu Group

Porphyry copper Group in British Columbia, Canada

Names and other identifiers

GMRAP ID 5016
Tract name Insular Mixed Island- and Continental Arc (003pCu2003)
Group name Hushamu Group
Included sites Hushamu and Red Dog deposits and HEP prospect
Site status Group

Geographic location

Country Canada
State or province British Columbia
Geographic location -127.915, 50.693
Geologic map unit -127.915, 50.693
Nearby data

Geologic information

Deposit type Porphyry copper
Age (Ma) 170
Age determination method U-Pb zircon
Age range 173–170 Ma )
Age reference unknown
Minerals bornite, chalcopyrite, magnetite, pyrite
Associated rocks quartz diorite porphyry, quartz monzonite, diorite, feldspar porphyry
Tectonic setting mixed
Stratigraphic age Middle Jurassic

Commodity and development information

Development status Prospect
Major commodities Cu, Au, Mo
Minor commodities Ag
Tonnage (Mt) 735Mt
Cu grade (%) 0.198%
Mo grade (%) 0.011%
Au grade (g/t) 0.247g/t
Contained copper 1,460,000t
Gold-Moly ratio 22

Reference information

Comments This group record includes data for the Hushamu and Red Dog deposits and HEP prospect; as such, the location information has been generalized, and the total weighted average resource data represent the two deposits in the group.
Study area name British Columbia and Yukon Territory
References MINFILE BC (2009); Pilcher and McDougall (1976); Schroeter (1995); Schroeter and others (2006); DeGrace and others (2008); Sinclair (2007); Singer and others (2008); Western Copper Corp. (2008)
Site reference Mihalasky and others (2011, revised 2013)
MINFILE BC, 2009, MINFILE Mineral inventory: British Columbia Ministry of Energy, Mines and Petroleum Resources, MINFILE database, total records 12,523, accessed December 2009, at http://minfile.gov.bc.ca/.
Pilcher, S.H., and McDougal, J.J., 1976, Characteristics of some Canadian Cordilleran porphyry prospects: in Sutherland Brown, A., ed., Porphyry deposits of the Canadian Cordillera: The Canadian Institute of Mining and Metallurgy, Special Volume 15, the Charles S. Ney Volume, p. 79–82.
Schroeter, T.G., ed., 1995, Porphyry deposits of the northwestern Cordillera of North America: Canadian Institute of Mining, Metallurgy and Petroleum Special Volume 46, 888 p.
Schroeter, Tom; Cathro, Michael; Grieve, David; Lane, Robert; Pardy, Jamie; and Wojdak, Paul, 2006, British Columbia mining and mineral exploration overview 2005: British Columbia Ministry of Energy, Mines and Petroleum Resources Information Circular 2006-1, 20 p.
DeGrace, John; Grant, Brian; Grieve, David; Lefebure, David; Madu, Bruce; Northcote, Bruce; and Wojdak, Paul, 2008, British Columbia mining and mineral exploration overview 2007—British Columbia Ministry of Energy, Mines and Petroleum Resources, Information Circular 2008-1, 30 p. (Also available online at http://www.empr.gov.bc.ca/Mining/Geoscience/PublicationsCatalogue/MineralExplorationReview/Documents/EX-REVIEW_IC2008-1.pdf.)
Sinclair, W.D., 2007, Porphyry Deposits, in Goodfellow, W.D., ed., Mineral deposits of Canada—A synthesis of major deposit-types, district metallogeny, the evolution of geological provinces, and exploration methods: Geological Association of Canada, Mineral Deposits Division, Special Publication no. 5, p. 223–243.
Singer, D.A., Berger, V.I., and Moring, B.C., 2008, Porphyry copper deposits of the world—Database and grade and tonnage models, 2008: U.S. Geological Survey Open-File Report 2008-1155, [45] p. and digital data, accessed December 31, 2013, at http://pubs.usgs.gov/of/2008/1155/.Western Copper Corp., 2008: Western Copper Corp. Web page accessed 2008, at http://www.westerncoppercorp.com. (Also available at http://www.westerncopperandgold.com/.)