CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


 
Database name: World Sediment-Hosted Cu Deposits
Compilers: R. V. Kirkham, J. J. Carriere, A. Rafer, and P. Born
Release date: 2015-01-27
   
Deposit name(s): Cerro Colorado (Negra); Cerro Colorado; Negra
Longitude / Latitude: -67.41694 / -21.62083
Political location(s): Bolivia; Province or state: Potosi; Nearest community: Lago Yapi (10 km E)
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: continental redbed; mantos of chalcocite, malachite and chrysocolla; cu minerals replace sericite-hematite cement in sandstone
Geologic province: Altiplano-Cordillera Occidental
Commodities: Cu
Mineralization styles: stratabound replacement
Geological ages: Late Oligocene - Middle Miocene (host rocks)
Tectonic setting: continental basin-foreland (host rocks)
Regional tectonic structure: regional thrust (west flank of a thrusted block of Ordovician metasediments)
Host rocks: (1) sedimentary; sandstone
Host rock stratigraphy:San Vicente Formation
Qualified comments: (Applies to: miscellaneous comments) mantos of chalcocite, malachite and chrysocolla; Cu minerals replace sericite-hematite cement in sandstone; mantos 2-36 cm thick and veins 2-20 cm wide
References:
Cox, D. P.; Carrasco, R.; André-Tamos, O.; Hinojosa-Velasco, A.; Long, K. R., 1992
Copper Deposits in Sedimentary Rocks
Section Geology of Known Mineral Deposits, in Geology and Mineral Resources of the Altiplano and Cordillera Occidental, Bolivia, Edited by United States Geological Survey; Servicio Geologico de Bolivia, Bulletin, U.S. Geological Survey, 1975, 365 p., 8 maps, p. 95 - 108

Long, K. R., 1992
Mines, Prospects, and Mineral Occurrences, Altiplano and Cordillera Occidental, Bolivia
Appendix A, in Geology and Mineral Resources of the Altiplano and Cordillera Occidental, Bolivia, Edited by United States Geological Survey; Servicio Geologico de Bolivia, Bulletin, U.S. Geological Survey, 1975, 365 p., 8 maps, p. 244 - 272

Richter, D. H.; Luddington, S.; Soria-Escalante, E., 1992
Geological Setting
in Geology and Mineral Resources of the Altiplano and Cordillera Occidental, Bolivia, Edited by United States Geological Survey; Servicio Geologico de Bolivia, Bulletin, U.S. Geological Survey, 1975, 365 p., 8 maps, p. 14 - 24

Associated mine(s): Cerro Colorado (Negra) Mine (75)

Generated 2015-01-27 17:27:00 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
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