SFS

Porphyry copper deposit in Nevada, United States

Names and other identifiers

GMRAP ID 49
Alternate names Longshot Ridge, Luning, New York Canyon
Tract name Sierran Arc (003pCu9007)
Included sites Copper Queen
Site status deposit

Geographic location

Country United States
State or province Nevada
Geographic location -118.075, 38.491944444
Geologic map unit -118.075, 38.491944444
Nearby data

Geologic information

Deposit type Porphyry copper
Age (Ma) 105Ma
Age determination method unknown
Age range 105 Ma
Age reference Singer and others (2008)
Minerals azurite/malachite, chalcopyrite, Cu-oxides, pyrite
Associated rocks hornfels, quartz monzonite porphyry, skarn, conglomerate, volcanic rocks, dolomite, limestone, quartz monzonite, shale
Tectonic setting mixed
Stratigraphic age Early Cretaceous

Commodity and development information

Development status Occurrence
Major commodities Cu
Tonnage (Mt) 159Mt
Cu grade (%) 0.46%
Contained copper 730,000t
Gold-Moly ratio -9999

Reference information

Study area name United States
References Long (1995); Ross (1962); Singer and others (2008)
Site reference U.S. Geological Survey National Mineral Resource Assessment Team (2002)
Long, K.R., 1995, Production and reserves of Cordilleran (Alaska to Chile) porphyry copper deposits, in Pierce, F.W., and Bolm, J.G., eds., Porphyry copper deposits of the American Cordillera: Tucson, Arizona Geological Society Digest 20, p. 35–68.
Ross, D.C., 1962, Geology and mineral deposits of Mineral County, Nevada: Nevada Bureau of Mines Bulletin 58, 98 p.
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/.