CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
1010 Bolivia (Oruro) 16.45.15 S -- 068.43.52 W La Casualidad; San Fransisco; La Casualidad-San Fransisco Cu
 
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 Casualidad; San Fransisco; La Casualidad-San Fransisco
Political location(s): Bolivia; Province or state: Oruro; Nearest community: Siempre Adelante Mine
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: continental redbed; chalcocite, covellite, malachite and azurite replacing organic matter in sandstone
Geologic province: Altiplano
Commodities: Cu
Mineralization styles: replacement
Geological ages: Oligocene - Miocene (host rocks)
Tectonic setting: continental basin-foreland; transpressive (host rocks)
Coincident features: organic matter
Regional tectonic structure: anticlinorium (flank)
Host rocks: (1) sedimentary; sandstone
Host rock stratigraphy:Huayllamarca Formation
Qualified comments: (Applies to: miscellaneous comments) chalcocite, covellite, malachite and azurite replacing organic matter in sandstone; lenses 0.9 to 1.9 m thick; west flank of anticline near a NW-trending reverse fault
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

Production data: Report period: from 1967; 2 metric ton concentrate; Provisional entry?: yes; Yearly or summary?: M
Reference: 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
Percent weights allocated to deposit: 100.0%
Associated mine(s): La Casualidad-San Fransisco Mine (13)
Associated group(s): San Sylvestre Area (6)

Generated 2015-01-27 17:13:49 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada