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Copper Canyon

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Porphyry copper (Cu-Au) deposit in Nevada, United States

Names and other identifiers

GMRAP ID 35
Tract name Great Basin Tertiary (003pCu9013)
Included sites Fortitude, East Copper
Site status deposit

Geographic location

Country United States
State or province Nevada
Geographic location -117.126666667, 40.546944444
Geologic map unit -117.126666667, 40.546944444
Nearby data
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Geologic information

Deposit type Porphyry copper
Deposit subtype Cu-Au
Age (Ma) 38Ma
Age determination method unknown
Age range 38 Ma
Age reference Singer and others (2008)
Minerals arsenopyrite, azurite/malachite, biotite, chalcocite, chalcopyrite, chlorite, epidote, clay minerals, covellite, molybdenite, galena, sericite, sphalerite, tremolite
Associated rocks granodiorite, chert, conglomerate, greenstone, limestone, quartzite, sandstone, shale
Tectonic setting postconvergence
Stratigraphic age Eocene

Commodity and development information

Development status Occurrence
Major commodities Cu
Tonnage (Mt) 57Mt
Cu grade (%) 0.48%
Au grade (g/t) 0.77g/t
Ag grade (g/t) 14g/t
Contained copper 280,000t
Gold-Moly ratio -9999

Reference information

Study area name United States
References Blake and others (1978); Doebrich and Theodore (1996); Kotlyar and others (1998); Theodore and others (1982); Theodore and others (1973); Singer and others (2008)
Site reference U.S. Geological Survey National Mineral Resource Assessment Team (2002)
Blake, D.W., Kretschmer, E.L., and Theodore, T.G., 1978, Geology and mineralization of the Copper Canyon deposits, Lander County, Nevada, in Shave, D.R., ed., Guidebook to mineral deposits of the Central Great Basin: Nevada Bureau of Mines and Geology Report 32, p. 45–48.
Doebrich, J.L., and Theodore, T.G., 1996, Geologic history of the Battle Mountain mining district, Nevada, and regional controls on the distribution of mineral systems, in Coyner, A.R., and Fahey, P.L., eds., Geology and ore deposits of the American Cordillera: Geological Society of Nevada Symposium, Reno/Sparks, Nev., April 10–13, 1995 [Proceedings], v. 1, p. 453–483.
Kotlyar, B.B., Theodore, T.G., Singer, D.A., Moss, K., Campo, A.M., and Johnson, S.D., 1998, Geochemistry of the Au-skarn environment at Copper Canyon, Battle Mountain mining district, Nevada, in Lentz, D.R., ed., Mineralized intrusion-related skarn systems: Mineralogical Association of Canada Short Course Series, v. 26, p. 415–443.
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/.Theodore, T.G., Silberman, M.L., and Blake, D.W., 1973, Geochemistry and potassium-argon ages of plutonic rocks in the Battle Mountain mining district, Lander County, Nevada: U.S. Geological Survey Professional Paper 798–A, 24 p. (Also available at http://pubs.usgs.gov/pp/0798a/report.pdf.)
Theodore, T.G., Blake, D.W., and Kretschmer, E.L., 1982, Geology and mineralization of the Copper Canyon deposits, Lander County, Nevada, in Titley, S.R., ed., Advances in geology of the porphyry copper deposits, southwestern North America: Tucson, University of Arizona Press, p. 543–550.