Description
Spanish Colonists
Commodities
PrimarySilver, Lead, Tungsten, Tin
SecondaryBismuth, Zinc
TertiaryCopper, Gold, Antimony
Commodity typeM
Deposit
Deposit typeVEIN, STOCKWORK, DISSEMINATED, STRATABOUND
Model77: Sn-polymetallic vein
Deposit sizeM
Ore controlE-W STRUCTURES IN PALEOZOIC SEDIMENTS UNDERLYING CRETACEOUS SEDIMENTS MAY HAVE CONTROLLED EMPLACEMENT OF DIORITE STOCK. STOCKWORK-DISSEMINATED MANTO BEDS PREFERENTIALLY FORMED IN CALCAREOUS SANDSTONE HORIZONS, WITH LESSER MINERALIZATION IN LIMESTONE, AND SCARCE VEINLETS IN SHALE
Geology
StructureN-S ANTICLINES IN CRETACEOUS SEDIMENTS
AlterationQUARTZ DIORITE STOCK IS PROPYLITIZED; CONTACT METAMORPHISM (CHLORITE HORNFELS), TOURMALINIZATION, DECALCIFICATION AND SILICIFICATION OF CALCAREOUS SANDSTONE IN MANTOS, BLEACHED ZONES UP TO 5 M WIDE AROUND VEINS.
Economic & production
Development statusPast Producer
Identification
Deposit ID60000171
MRDS IDBL20308
RegionSA
Data scoreC
Coordinates-20.47678, -66.35916
References
PINTO V., J., 1988, MODEL CONCEPTUAL Y EVALUACION DEL POTENCIAL MINERAL DE LOS YACIMIENTOS DE METALES PRECIOSOS DE LA REGION DE UBINA, POTOSI, BOLIVIA: UNITED NATIONS DEVELOPMENT PROGRAM, PROJECT BOL/87/12, 22 P.AHIFELD F., AND SCHNEIDER-SCHERBINA, 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS DE BOLIVIA: DEPARTAMENTO NACIONAL DE GEOLOGIA BOLETIN 5, P. 207.CORDOVA, H., 1953, INFORME SOBRE LA MINA UBINA: CORPORACION MINERA DE BOLIVIA, INTERNAL REPORT.DE LA RIVA, C., 1973, INFORME DEL ESTUDIO DE PROSPECCION DE LA CONCESION PLUMBO-ARGENTIFERA UBINA: CORPORACION MINERA DE BOLIVIA, INTERNAL REPORT.GUSTAVSON ASSOC., 1992, COMPENDIUM OF THE ECONOMIC GEOLOGY OF BOLIVIA