CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
1242 Bolivia (La Paz) 17.27.22 S -- 068.17.53 W Portachuro Cu; Pb; Ag
 
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): Portachuro
Political location(s): Bolivia; Province or state: La Paz; Nearest community: Callapa
Deposit clan (type): sediment-hosted copper
Deposit (sub) types: continental redbed; chalcocite, native copper, malachite and azurite mineralization in five mantos
Geologic province: Altiplano
Commodities: Cu; Pb; Ag
Mineralization styles: stratabound replacement
Geological ages: Middle Tertiary (host rocks)
Tectonic setting: continental basin-foreland; transpressive (host rocks)
Regional tectonic structure: diapirs (flank)
Host rocks: (1) sedimentary; mudstone-sandstone-siltstone
Host rock stratigraphy:Totora Formation
Country rocks: (1) sedimentary rocks; Country rock name: Totora Formation
(2) sedimentary rocks; Country rock name: Jalluma Formation
Individual lithologies:gypsum
shale
Qualified comments: (Applies to: miscellaneous comments) chalcocite, native copper, malachite and azurite mineralization in five mantos; native copper occurs in rocks of the Totora formation; 5 mantos strike 135 and dip 30-50 degrees SW; uplifted south flank of diapir
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): Portachuro Mine (52)
Associated group(s): Callapa Area (8)

Generated 2015-01-27 17:13:35 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
GlobalDB System, Geological Survey of Canada, Natural Resources Canada