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): La Incognita
Longitude / Latitude: -68.78694 / -16.61750
Political location(s): Bolivia; Province or state: Oruro; Nearest community: Guaqui (6 km ESE)
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: continental redbed; copper minerals replace organic matter in sandstone
Geologic province: Altiplano
Commodities: Cu
Geological ages: Early Tertiary (host rocks)
Tectonic setting: continental marginal basin-foreland; transpressive (host rocks)
Coincident features: organic matter (fossil plants)
Regional tectonic structure: anticlinorium
Host rocks: (1) sedimentary; sandstone
Host rock stratigraphy:Tiahuanacu Formation
Qualified comments: (Applies to: miscellaneous comments) copper minerals replace organic matter in sandstone; beds strike 287 degrees and dip 55-78 NNE
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): La Incognita Mine (10)

Generated 2015-01-27 17:26:54 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
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