Mine detail: Maria Luisa Mine

Previously called 'Vein: Santo Domingo'

Location:	Oruro, Bolivia, South America
Lat / long:	-19.70593, -67.71366
dep_id:	10107579
mrds_id:	BL10051
Commodity type:	metallic
Major mineral:	Silver
Minor mineral:	Lead, Zinc
Trace mineral:	Gold, Copper, Cadmium
Operation type:	Unknown
Production size:	Small ammount of material produced
Development status:	Producer
ore:	Argentite, Cerargyrite, Cerussite, Chalcopyrite, Covellite, Freibergite, Galena, Sphalerite, Stephanite
gangue:	Chlorite, Hematite, Jarosite, Kaolinite, Limonite, Pyrite, Quartz, Sericite, Specularite
orebody_fm:	IRREGULAR
work_type:	Underground
model:	77: Sn-polymetallic vein
alteration:	Silicification And Argillization Extending Up To 30 M From Veins. Weak Silicification Of Country Rock. Chalcedony-Pyrite Alteration Found In One Drill Hole.
ore_ctrl:	Nw Fractures
Reporter:	Long, Keith R., Mosier, Dan
hrock_type:	Volcanic Breccia (Agglomerate)
discr:	Spanish Colonists
References:	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 Deposit:: SANJINES V., ORLANDO, 1968, ESTUDIO GEOLOGICO DE LA REGION DE TAGUA: UNPUBLISHED TESIS DE GRADO, UNIVERSIDAD MAYOR DE SAN ANDRES, FACULTAD DE CIENCIAS GEOLOGICAS, 102P., MAP 1:50,000 Deposit:: COMIBOL, INFORME SOBRE GRUPO MINERO MARIA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