Mine detail: Maria Luisa Mine

Previously called 'Vein: Santo Domingo'

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Location

Lat / long: -19.70593, -67.71366

Resource(M)

Primary: Silver
Secondary: Lead, Zinc
Tertiary: Gold, Copper, Cadmium
Ore: Argentite, Cerargyrite, Cerussite, Chalcopyrite, Covellite, Freibergite, Galena, Sphalerite, Stephanite
Gangue: Chlorite, Hematite, Jarosite, Kaolinite, Limonite, Pyrite, Quartz, Sericite, Specularite
Orebody form: IRREGULAR

Production

Operation type: Unknown
Production size: Small
Development status: Producer

Geology

Host type:Volcanic Breccia (Agglomerate)
Alteration processes:Silicification And Argillization Extending Up To 30 M From Veins. Weak Silicification Of Country Rock. Chalcedony-Pyrite Alteration Found In One Drill Hole.

References

MRDSBL10051
DEP10107579
Reference{Deposit:: ENTWISTLE, L.P., 1948, MARIA LUISA UNIT, GEOLOGY AND EXPLORATION: CIA. ASARCO BOLIVIA LTDA. INTERNAL REPORT, 6P.}{Deposit:: GAMBOA, C., 1982, RESERVAS ACTUALIZADAS DE LA MINA MARIA LUISA: COMIBOL, INTERNAL REPORT, 4P.}{Deposit:: PAZ, F., 1971, VERIFICACION DE RESERVAS Y POSIBILIDADES DE LA MINA MARIA LUISA: COMIBOL, INTERNAL REPORT, 11P.}{Deposit:: SCHULTZE, H., 1968, ESTUDIO DE FACTIBILIDADES, MINA MARIA LUISA: COMIBOL, INTERNAL REPORT, 11P.}{Deposit:: MEDINA C., A., JIMENEZ CH., N., AND IBANEZ V., V., 1988, CARACTERISTICAS GEOLOGICAS Y EVALUACION DEL POTENCIAL MINERAL DEL YACIMIENTO DE METALES PRECIOSOS MARIA LUISA, ORURO-BOLIVIA: PROGRAMA DE LAS NACIONES UNIDAS PARA EL DESAROLLO, PROYECTO BOL/87/012, INFORME NU-17, 32P.}{Deposit:: AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS DE BOLIVIA: DEPARTAMENTO NACIONAL DE GEOLOGIA BOLETIN 5, 388P.}{Deposit:: SANJINES V., ORLANDO, 1968, ESTUDIO GEOLOGICO DE LA REGION DE TAGUA: UNPUBLISHED TESIS DE GRADO, UNIVERSIDAD MAYOR DE SAN ANDRES, FACULTAD DE CIENCIAS GEOLOGICAS, 102P., MAP 1:50,000}{Deposit:: COMIBOL, INFORME SOBRE GRUPO MINERO MARIA LUISA, DE LA CORPORACION MINERA DE BOLIVIA, PROVINCIA LADISLAO CABRERA, DEPARTAMENTO DE ORURO, 4P.}{Deposit:: DETAILLED EXPLORATION BY ASARCO 1917-1949 (ENTWISTLE, 1948)}{Deposit:: SPORADIC EXPLORATION BY COMIBOL AFTER 1952 (SCHULTZE, 1968; PAZ, 1971, GAMBOA, 1982)}{Deposit:: THESIS BY SANJINES (1968)}{Deposit:: GEOLOGICAL STUDY BY UNDP 1988 (MEDINA ET. AL., 1988)}{Deposit:: EXAMINED BY USGS/GEOBOL PERSONNEL 1990}{Other Database:: CIMRI}
ReporterLong, Keith R., Mosier, Dan