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Porphyry copper prospect in San Juan, Argentina

Names and other identifiers

GMRAP ID 327
Tract name Argentina Permian San Jorge (005pCu1016ab)
Site status prospect

Geographic location

Country Argentina
State or province San Juan
Geographic location -69.166666667, -30
Geologic map unit -69.166666667, -30
Nearby data
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Geologic information

Deposit type Porphyry copper
Age (Ma) 261Ma
Age determination method unknown
Age range 261 Ma
Age reference Singer and others (2008)
Minerals arsenopyrite, biotite, Bi-sulfotellurides, chalcocite, chalcopyrite, chlorite, gold, magnetite, melnikovite, molybdenite, pyrite, pyrrhotite, sericite, sphalerite
Associated rocks dacite porphyry, rhyolite porphyry, sandstone, siltstone
Tectonic setting continental margin
Stratigraphic age Middle Permian

Commodity and development information

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

Reference information

Comments In rhyolite porphyry: ?219 ppm Cu, 114 ppm Zn, 140 ppm Pb, 6.4 g/t Ag, and 3.9 g/t Au. 90% of the deposit area is covered by alluvium and colluvium.
Study area name Andes
References Rubinstein and others (1999); Singer and others (2008)
Site reference Cunningham and others (2008)
Rubinstein, N.A., Segal, S.J., and Zappettini, E.O., 1999, El porfiro cuprifero Taca-Taca Alto, Salta, in Zappettini, E.O., ed., Recursos minerales de la Republica Argentina: Buenos Aires, Instituto de Geología y Recursos Minerales (SEGEMAR), Anales35, p.1333–1336.
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/.