Potosi
Past Producer

San Vicente Mine

Potosi, Bolivia
SilverZincLeadCopperGoldTinBismuthCadmium
⌖ Show on mapUSGS source ↗
Description

Spanish Colonists

Commodities
PrimarySilver, Zinc
SecondaryLead, Copper
TertiaryGold, Tin, Bismuth, Cadmium
Commodity typeM
Deposit
Model77: Sn-polymetallic vein
Deposit sizeS
WorkingsUnderground
Orebody formIRREGULAR
Ore controlE-W, N80e And N60w Subvertical Fractures
Materials
Ore mineralsBornite, Cassiterite, Chalcocite, Chalcopyrite, Covellite, Electrum, Freibergite, Galena, Jamesonite, Pyrargyrite, Sphalerite, Stannite, Stromeyerite, Tetrahedrite
GangueBarite, Limonite, Marcasite, Pyrite, Quartz, Siderite
Geology
Host rockConglomerate · San Vicente
Associated rockDacite
StructureE-W Oriented Dike Sets; Nnw Oriented Folds In Underlying Ordovician Sediments; Inverse Fault Separating Conglomerate From Ordovician, E-W Fracture Intruded By Dacite Dike
AlterationSilicification Halos Around Veins Extend From 10 To 30 M For Larger Veins And 2 To 6 M For Smaller Veins. Silicification Consists Of Recrystallization Of Silica In Clasts And Cement Of Host Conglomerate. Serecitic Alteration Increases With Depth And Consists Of Pyrite-Sericite Zones Enveloping Silicic Alteration, Extending 4 To 12 M Beyond The Silicic Alteration.
Economic & production
Development statusPast Producer
First production1550
Discovery year1550
Identification
Deposit ID10005875
MRDS IDBL10050
Alternate namesTajos, San Francisco, Jesus Maria, Confianza, Pelayo, Guernica
RegionSA
Data scoreA
Coordinates-21.26895, -66.31751
References
BERNSTEIN, M., 1987, EVALUATION OF THE GEOLOGIC POTENTIAL OF SIETESUYOS-ANIMAS, TATASI AND SAN VICENTE, QUECHISLA GROUP, BOLIVIA: MINISTERIO DE MINERIA DE BOLIVIA, UNPUBLISHED REPORTGUTIERREZ, G., 1975, INFORME DE EXPLORACION GEOLOGICA EN LOS ALREDEDORES DE SAN VICENTE: COMIBOL, DPTO. DE EXPLORACION, UNPUBLISHED REPORTJAPANESE AGENCY FOR INTERNATIONAL COOPERATION, 1977, 1978, 1979, INFORME DE INVESTIGACION GEOLOGICA EN REGION SUR, REPUBLICA DE BOLIVIA: LA PAZ, JICA, 3 VOLS.MALDONADO, J., 1969, INFORME GEOLOGICO PRELIMINAR DEL YACIMIENTO ARGENTIFERO SAN VICENTE-MONSERRAT: COMIBOL, UNPUBLISHED REPORTMARSH, H.W., AND ROBINSON, W.J., 1966, REPORT ON GEOLOGICAL AND GEOPHYSICAL EXAMINATION OF THE SILVER-COPPER-TIN PROPERTIES, SAN VICENTE DISTRICT: PROSPECTION, LTD., UNPUBLISHED REPORT TO COMIBOLURIBE, H., AND MATTHEWS, P., 1987, INFORME CC-41/87, COMIBOLPREM, J.P., 1929, ESTUDIO DETALLADO DE LA MINA SAN VICENTE: CIA. MINERA SAN VICENTE, UNPUBLISHED REPORTDOUGLAS, R.E., 1920, INFORME TECNICO 29, CIA. MINERAL DE GUERNICAPINTO V., J., 1988, MODELO CONCEPTUAL Y EVALUACION DEL POTENCIAL MINERAL DEL YACIMIENTO DE METALES PRECIOSOS SAN VICENTE, POTOSI-BOLIVIA: LA PAZ, PROGRAMA DE LAS NACIONES UNIDAS PARA EL DESAROLLO, PROYECTO BOL/87/012, INFORME NU-9, 29P.AHLFELD, FEDERICO, 1954, LOS YACIMIENTOS MINERALES DE BOLIVIA: BILBAO, IMPRENTA INDUSTRIAL, P. 161-162.RICO A., RODOLFO, 1978, APLICACION DEL METODO DE POLARIZACION INDUCIDA A LA BUSQUEDA DE YACIMIENTOS DE SULFUROS DISEMINADOS "DOMINIO DE FREQUENCIA" SAN VICENTE-MONSERRAT: LA PAZ, UMSA, TESIS DE GRADODETAILLED GEOLOGICAL SURVEY BY COMIBOL IN 1974, GUTIERREZ (1975)GEOLOGICAL STUDY AND ECONOMIC EVALUATION BY UNDP, PINTO V. (1988)EXPLORATION BY COMIBOL LATE 1980'S, URIBE AND MATTHEWS (1987)TECHNICAL STUDY BY DOUGLAS (1920) FOR MINERAL DE GUERNICAGEOLOGICAL STUDY, GEOPHYSICAL EXPLORATION, DRILLING BY JICA (1979)DETAILLED MINE STUDY BY PREM (1929) FOR CIA. MINERA SAN VICENTE.GEOLOGICAL STUDY BY MALDONADO (1969) FOR COMIBOLGEOLOGICAL STUDIES FOR COMIBOL BY MARSH AND ROBINSON (1966)CIMRIBERNSTEIN (1987), PINTO (1988)