Bolivar Mine

Past Producer in Potosi, Bolivia with commodities Bismuth, Silver, Lead, Copper
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10005853
MRDS ID BL10015
Record type Site
Current site name Bolivar Mine

Geographic coordinates

Geographic coordinates: -66.45056, -21.79394 (WGS84)
Elevation 4700
Relative position 8.5 KM N45E OF GUADALUPE

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Federal lands

Federal(land status)

Geographic areas

Country State
Bolivia Potosi

Comments on the location information

  • NORTH OF THE RIO CANCHA MAYU.

Commodities

Commodity Importance
Bismuth Critical Primary
Silver Primary
Lead Tertiary
Copper Tertiary

Materials information

Materials Type of material
Bismuthinite Ore
Chalcopyrite Ore
Ankerite Gangue
Pyrite Gangue
Quartz Gangue
Siderite Gangue

Alteration

  • (Local) Propylitization

Analytical data

Result ORE ANALYSES (UNDP): 70 TO 90 G/MT AG, 51% BI
Result COMIBOL DEVELOPED AN ORE BLOCK OF 10,000 MT BELOW 4400 M LEVEL WITH 2.7% BI, 4.5% CU, AND 1165 G/MT AG. LAST YEARS OF PRODUCTION MINED ORE OF 0.3% BI, 0.2% PB, AND 300 G/MT AG.

Mineral occurrence model information

Model code 77
USGS model code 20b
Deposit model name Sn-polymetallic vein

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Miocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite

Nearby scientific data

(1) -66.45056, -21.79394

Economic information

Ore body information

  • Strike N 86 W
    Dip VERTICAL
    Depth to top 0M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No
Discoverer Spanish Colonists
Year of last production 1979

Mining district

District name Cerro Bonete

Land status

Ownership category Federal

Ownership information

  • Type Owner-Operator
    Owner Corporacion Minera De Bolivia (Comibol); To 1979: Empresa Minera Unificada (Emusa)

Comments on the workings information

  • MINE CONSISTS OF THREE LEVELS BETWEEN 4400 AND 4500 M.

Reference information

Bibliographic references

  • Deposit

    JIMENEZ CH., NESTOR, AND NUNEZ A., GERMAN, 1988, EVALUACION DEL POTENCIAL EN METALES PRECIOSOS DE LOS CERROS PUCASALLE Y PUCA ORKHO, PROVINCIA SUD LIPEZ, POTOSI-BOLIVIA: PROGRAMA DE LAS NACIONES UNIDAS PARA EL DESAROLLO, PROYECTO BOL/87/012, INFORME NU-23, 35P., MAPS 1:50,000; 1:10,000

  • Deposit

    VALENCIA, J., 1973, ESTUDIO GEOLOGICO DE LA REGION ORIENTAL DEL CERRO BONETE, PROVINCIA SUD LIPEZ-DEPTO. DE POTOSI: UNPUBLISHED THESIS, UNIVERSIDAD MAYOR DE SAN ANDRES, LA PAZ, BOLIVIA, 89P.

  • Deposit

    ROWE, G., 1961, PRUEBAS FLOTACION CON MINERALES DE LA MINA BOLIVAR: DEPARTAMENTO NACIONAL DE GEOLOGIA INFORME DNG-M-74, 3P.

  • Deposit

    AHLFELD, FEDERICO, 1954, LOS YACIMIENTOS MINERALES DE BOLIVIA: BILBAO, IMPRENTA INDUSTRIAL, P. 141-142.

  • Deposit

    GEOLOGICAL INVESTIGATIONS BY UNDP (JIMENEZ AND NUNEZ, 1988)

  • Deposit

    VISITED OCT 1990 BY USGS/GEOBOL

  • Deposit

    MINERALOGY OF MINE (PAVONITE) WAS STUDIED BY FEDERICO AHLFELD

  • Deposit

    GEOLOGICAL INVESTIGATIONS BY VALENCIA (1973)

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit A MAIN VEIN STRIKES N86W WITH VERTICAL DIP AND VARIABLE WIDTH OF 10 TO 25 CM. MINE WORKED A MAJOR ORE SHOOT 45 M LONG AND 70 M DEEP.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1990 Long, Keith R. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.