Chuchi

Porphyry copper (Cu-Au) deposit in British Columbia, Canada

Names and other identifiers

GMRAP ID 9665
Alternate names Chuchi Lake
Tract name Intermontane Island-Arc Cu-Au (003pCu2002x)
Site status deposit

Geographic location

Country Canada
State or province British Columbia
Geographic location -124.545317699, 55.263105627
Geologic map unit -124.545317699, 55.263105627
Nearby data

Geologic information

Deposit type Porphyry copper
Deposit subtype Cu-Au
Age (Ma) 183Ma
Age determination method U-Pb zircon
Age range 183 Ma
Age reference unknown
Minerals bornite, chalcocite, chalcopyrite, magnetite, pyrite, pyrrhotite
Associated rocks monzodiorite, diorite, monzonite, quartz syenite, pegmatite, aplite
Tectonic setting island arc
Stratigraphic age Early Jurassic

Commodity and development information

Development status Prospect
Major commodities Cu, Au
Tonnage (Mt) 50Mt
Cu grade (%) 0.21%
Au grade (g/t) 0.21g/t
Contained copper 100,000t
Gold-Moly ratio -9999

Reference information

Study area name British Columbia and Yukon Territory
References MINFILE BC (2009); Pilcher and McDougall (1976); Sinclair (2007); Singer and others (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.
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/.