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Porphyry copper prospect in Tolima, Colombia

Names and other identifiers

GMRAP ID 221
Tract name Colombia-Ecuador-Peru Jurassic San Carlos (005pCu1003)
Site status prospect

Geographic location

Country Colombia
State or province Tolima
Geographic location -75.033333333, 3.516666667
Geologic map unit -75.033333333, 3.516666667
Nearby data
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Geologic information

Deposit type Porphyry copper
Age (Ma) 166Ma
Age determination method K-Ar
Age range 166 ±4 Ma
Age reference Sillitoe and others (1982)
Minerals albite, calcite, chalcopyrite, chlorite, epidote, magnetite, pyrite
Associated rocks monzonite porphyry, felsic volcanic rocks, sandstone, monzodiorite, monzonite
Tectonic setting continental margin
Stratigraphic age Middle Jurassic

Commodity and development information

Development status Unknown
Gold-Moly ratio -9999

Reference information

Study area name Andes
References Lobo-Guerrero (2003); Sillitoe (1988); Sillitoe and others (1982); Singer and others (2008)
Site reference Cunningham and others (2008)
Lobo-Guerrero, A.S., 2003, Gold and copper dissemination in the igneous-volcanic Saldaña Formation of Natagaima, Colombia, and extension of the mineral province in the Andean Cordillera, in Eliopoulos, D.G., and others, eds., Mineral exploration andsustainable development: Rotterdam, Millpress, v. 1, p. 319–322.
Sillitoe, R.H., 1988, Epochs of intrusion-related copper mineralization in the Andes: Journal of South American Earth Sciences, v. 1, no. 1, p. 89–108. (Also available at http://dx.doi.org/10.1016/0895-9811(88)90018-1.)Sillitoe, R.H., Jaramillo, Luis, Damon, P.E., Shafiquillah, Muhammed, and Escobar, Ricardo, 1982, Setting, characteristics, and age of the Andean porphyry copper belt in Colombia: Economic Geology, v. 77, p. 1837–1850. (Also available at http://dx.doi.org/10.2113/gsecongeo.77.8.1837.)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/.