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Chorolque Mine

Producer in Potosi, Bolivia with commodities Tin, Tungsten, Bismuth
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Host and associated rocks
  7. Nearby scientific data
  8. Geologic structures
  9. Economic information about the deposit and operations
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10021646
MRDS ID DE00332
Record type Site
Current site name Chorolque Mine
Alternate or previous names Principal Tungsten-Bearing Veins Are Virgen De Choroma and America

Geographic coordinates

Geographic coordinates: -66.08278, -20.9559 (WGS84)

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Potosi

Comments on the location information

  • NEAR SANTA BARBARA, SOME 15 KM DUE EAST OF ATOCHA

Commodities

Commodity Importance
Tin Critical Primary
Tungsten Critical Primary
Bismuth Critical Primary

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)

Nearby scientific data

(1) -66.08278, -20.9559
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Economic information

Geologic structures

Type of structure Regional
Structure description Subvolcanic Breccia Pipe

Comments on the geologic information

  • PRINCIPAL MINERAL ASSEMBLAGES: QRTZ + CSTR; PYRT + CSTR + WLFM (?) + ARPR + PYTT + CLCP + SPLR + STNT + BSMN. TUNGSTEN OCCURS IN AN ANNULAR ZONE OF DISSEMINATED AND VEINLET SULPHIDES AND CASSITERITE THAT SURROUNDS A CENTRAL QUARTZ-TOURMALINE BRECCIA PIPE.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No
Discovery year 1875
Year of first production 1870

Ownership information

  • Type Owner-Operator
    Owner Corporacion Minera De Bolivia (Comibol), Empresa Minera Quechisla, Seccion Chorolque

Comments on the production information

  • THERE HAS BEEN A VERY SMALL PRODUCTION OF TUNGSTEN IN THE PAST (GRANT ET AL, 1980). MILL HAS 352 T/D FEED CAPACITY.

Comments on development

  • ACTIVE EXPLORATION IN DISTRICT: YES ON MORAINES ON SLOPES OF CHOROLQUE (FOR TIN) (FOX, D.J., 1985).

Reference information

Bibliographic references

  • Deposit

    FOX, D.J., 1985, BOLIVIA, IN THE MINING JOURNAL LIMITED, MINING ANNUAL REVIEW - 1985, P. 338.

  • Deposit

    GRANT, J.N., HALLS, C., SHEPPARD, S.M.F., AND AVILA, W., 1980, EVOLUTION OF THE PORPHYRY TIN DEPOSITS OF BOLIVIA, IN S. ISHIHARA AND S. TAKENOVCHI (EDS.), MAGMATISM AND RELATED MINERALIZATION, THE SOCIETY OF MINING GEOLOGISTS OF JAPAN, MINING GEOLOGY SPECIAL ISSUE NO. 8, P. 151-173.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1985 Sinclair, W. David Geological Survey of Canada

Beyond USGS

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

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