Schaft Creek

Porphyry copper deposit in British Columbia, Canada

Names and other identifiers

GMRAP ID 9911
Alternate names Liard Copper
Tract name Intermontane Island-Arc (003pCu2001x)
Group name Schaft Creek Group
Included sites Bird-SnoLiard zone, Liard Copper, Paramount zone, West Breccia zone; Group includes NABS and Schaft Creek deposits.
Site status deposit

Geographic location

Country Canada
State or province British Columbia
Geographic location -130.990319601, 57.364204733
Geologic map unit -130.990319601, 57.364204733
Nearby data

Geologic information

Deposit type Porphyry copper
Age (Ma) 222Ma
Age determination method U-Pb zircon
Age range 222 Ma (U-Pb zircon); 222 Ma (Re-Os molybdenite)
Age reference unknown
Minerals bornite, chalcocite, chalcopyrite, covellite, galena, molybdenite, native copper, pyrite, sphalerite, tetrahedrite
Associated rocks quartz diorite, quartz monzonite, granodiorite, breccia
Tectonic setting island arc
Stratigraphic age Late Triassic

Commodity and development information

Development status Prospect
Major commodities Cu, Mo, Au
Minor commodities Ag
Tonnage (Mt) 1,393Mt
Cu grade (%) 0.25%
Mo grade (%) 0.019%
Au grade (g/t) 0.18g/t
Ag grade (g/t) 1.55g/t
Contained copper 3,480,000t
Gold-Moly ratio 9.5

Reference information

Comments 1981, resource estimated.
Study area name British Columbia and Yukon Territory
References MINFILE BC (2009); Sutherland Brown (1976); Schroeter (1995); Schroeter and others (2006); Schroeter and others (2007); Sinclair (2007); Singer and others (2008); Scott and others (2008); Copper Fox Metals Inc. (2007)
Site reference Mihalasky and others (2011, revised 2013)
Copper Fox Metals Inc., 2007, Shaft Creek project: Copper Fox Metals Inc. Web page, accessed 2007, at http://copperfoxmetals.com/s/SchaftCreek.asp?.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/.
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.
Schroeter, Tom; Grieve, David; Lane, Robert; Madu, Bruce; Northcote, Bruce; and Wojdak, Paul, 2007, British Columbia mining and mineral exploration overview 2006: British Columbia Ministry of Energy, Mines and Petroleum Resources Information Circular 2007-1, 28 p.
Scott, J.E., Richards, J.P., Heaman, L.M., Creaser, R.A., and Salazar, G.S., 2008, The Schaft Creek porphyry Cu-Mo-(Au) deposit, northwestern British Columbia: Canadian Institute of Mining, Metallurgy and Petroleum, Exploration and Mining Geology, v. 17, no. 3-4, p. 163–196.
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/.
Sutherland Brown, A., 1976, ed., Porphyry deposits of the Canadian Cordillera: The Canadian Institute of Mining and Metallurgy, Special Volume 15, the Charles S. Ney Volume, 510 p., 2 pl., scale 1:250,000,000.