Database name: |
World Sediment-Hosted Cu Deposits |
Compilers: |
R. V. Kirkham, J. J. Carriere, A. Rafer, and P. Born |
Release date: |
2015-01-27 |
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Deposit name(s): |
Azurita |
Political location(s): |
Bolivia; Province or state: Oruro; Nearest community: Turco (17 km NE) |
Deposit clan (type): |
sediment-hosted copper |
Deposit (sub) types: |
continental redbed; mineralized beds lie between two flows or sills of basalt volcanic-associated massive sulphide; associated with mafic volcanic rocks |
Geologic province: |
Altiplano |
Commodities: |
Cu; Ag |
Mineralization styles: |
stratabound replacement; fracture fillings |
Geological ages: |
Miocene (host rocks) |
Tectonic setting: |
continental basin-foreland; transpressive (host rocks) |
Host rocks: |
(1) sedimentary; sandstone-conglomerate; Depositional setting: fluvialIndividual lithologies: | sandstone conglomerate shale (minor) | Host rock stratigraphy: | Azurita Formation |
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Related igneous rocks: |
(1) volcanic; mafic volcanic rocks; Initials: Azurita FormationIndividual lithologies: | basalt |
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Country rocks: |
(1) sandstone-siltstone-conglomerate (2) mudstone-siltstoneIndividual lithologies: | lutite (red) |
(3) mafic volcanic rocksIndividual lithologies: | basalt |
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Qualified comments: |
(Applies to: miscellaneous comments) mineralized beds lie between two flows or sills of basalt; five mantos are known; mineralization is coextensive with basalt over 2 km |
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 |
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Production data: |
Report period: from 1948 until 1962; 70,000 metric ton ore; Provisional entry?: yesGrade-commodity information: | Cu: 3.75 percent | Reference: Scneider-Scherbina, A., 1963: Los Yacimientos de Cobre del Altiplano Boliviano; Report, German Geological Mission to La Paz, Bolivia, Publication code MGA-44, 163 p. Percent weights allocated to deposit: 100.0% |
Resource data: |
Disclaimer - Reserves/Resource Data
Her Majesty the Queen in Right of Canada, represented by the Minister of Natural Resources (NRCan) does not warrant or guarantee the accuracy, completeness or fitness for any purpose of Reserve and Resource information (Data) contained in this database, including whether the Data is compliant with any securities regulations or standards, and NRCan does not assume any liability with respect to any damage or loss incurred as a result of the use made of the Data.
Resource and reserve figures are historical in nature. The Data source provided with each set of figures should be cited if the Data are re-reported. |
750,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: reserveGrade-commodity information: | Cu: 4 percent | Reference: Tschanz, 1963: Personal Communication (in Copper Deposits in Sedimentary Rocks (refno 745)) Percent weights allocated to deposit: 100.0%
660,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: reserveGrade-commodity information: | Cu: 2.2 percent | Reference: Tschanz, 1963: Personal Communication (in Copper Deposits in Sedimentary Rocks (refno 745)) Percent weights allocated to deposit: 100.0%
4,300,000 metric ton ore; Combined with production?: no; Provisional entry?: yes; Resource category: resourceGrade-commodity information: | Cu: 1.2 percent | Reference: Anonymous, 1996: General Minerals Cuts New Zone in Chile; The Northern Miner, April 22 issue, p. C3 Percent weights allocated to deposit: 100.0% |
Associated mine(s): |
Azurita Mine (60) |
Associated group(s): |
Turco Area (10) |