Jake North

Porphyry copper prospect in British Columbia, Canada

Names and other identifiers

GMRAP ID 9774
Alternate names Motase A
Tract name Cordilleran Continental Arc (003pCu2004x)
Site status prospect

Geographic location

Country Canada
State or province British Columbia
Geographic location -127.323118556, 56.235805258
Geologic map unit -127.323118556, 56.235805258
Nearby data

Geologic information

Deposit type Porphyry copper
Age determination method Geologic inference
Age range Late Cretaceous–Paleocene–Eocene
Age reference geologic inference
Minerals azurite, bornite, chalcanthite, chalcocite, chalcopyrite, galena, malachite, molybdenite, native copper, pyrite, sphalerite
Associated rocks biotite-feldspar porphyry, hornblende-biotite-feldspar porphyry, quartz-feldspar porphyry
Tectonic setting continental margin
Stratigraphic age Late Cretaceous–Paleocene–Eocene

Commodity and development information

Development status Occurrence
Major commodities Cu, Ag, Mo
Minor commodities Pb, Zn, Au
Gold-Moly ratio -9999

Reference information

Comments Grades: 0.16 percent Cu, 2.25 g/t Au, 8.4 g/t Ag.
Study area name British Columbia and Yukon Territory
References MINFILE BC (2009); Pilcher and McDougall (1976)
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.