HEP

Porphyry copper prospect in British Columbia, Canada

Names and other identifiers

GMRAP ID 9748
Alternate names Cypress, Mt. McIntosh
Tract name Insular Mixed Island- and Continental Arc (003pCu2003)
Group name Hushamu Group
Included sites Group includes Hushamu and Red Dog deposits and HEP prospect.
Site status prospect

Geographic location

Country Canada
State or province British Columbia
Geographic location -127.892516553, 50.693905085
Geologic map unit -127.892516553, 50.693905085
Nearby data

Geologic information

Deposit type Porphyry copper
Age (Ma) 172Ma
Age determination method Inferred from Ar-Ar mean age for Hushamu and Red Dog
Age range 170 Ma (U-Pb zircon); 173 Ma, 170 Ma (Ar-Ar); 145 Ma (K-Ar biotite)
Age reference unknown
Minerals bornite, chalcopyrite, magnetite, molybdenite, pyrite
Associated rocks quartz diorite, quartz monzonite, feldspar por
Tectonic setting mixed
Stratigraphic age Middle Jurassic

Commodity and development information

Development status Prospect
Major commodities Cu, Mo, Au
Gold-Moly ratio -9999

Reference information

Comments Transitional to epithermal. Resource (not thoroughly characterized): 0.0453 Mt at 0.8% Cu.
Study area name British Columbia and Yukon Territory
References MINFILE BC (2009); Pilcher and McDougall (1976); Sinclair (2007)
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.
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.