Cotani-Chorolque Placer Prospect

Occurrence in Potosi, Bolivia with commodities Tin, Gold
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Ownership information
  10. Reserves and resources
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10006469
MRDS ID BL20512
Record type Site
Current site name Cotani-Chorolque Placer Prospect

Geographic coordinates

Geographic coordinates: -66.03278, -20.93924 (WGS84)
Elevation 4450
Relative position 19.5 KM S85E OF ATOCHA

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Potosi
Bolivia Potosi

Commodities

Commodity Importance
Tin Critical Primary
Gold Primary

Materials information

Materials Type of material
Cassiterite Ore
Gold Ore
Magnetite Gangue
Pyrite Gangue

Nearby scientific data

(1) -66.03278, -20.93924

Economic information

Comments on the geologic information

  • MORAINES DERIVED FROM GLACIERS ON CERRO CHOROLQUE

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1850

Ownership information

  • Type Operator
    Owner Empresa Minera Quechisla (Comibol Subsidiary)
  • Type Owner
    Owner Corporacion Minera De Bolivia (Comibol)

Reserves and resources

  • Type In-situ
    Estimate year 1990
    Total resources 102107500000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tin Sn 1.05 wt-pct Tin Major 1990

Reference information

Bibliographic references

  • Deposit

    COMIBOL, 1990, PROYECTO DE INVERSION MINERA: BOLETIN DE LA DIRECCION DE RELACIONES PUBLICAS E INFORMACION DE LA CORPORACION MINERA DE BOLIVIA.

  • Deposit

    GUSTAVSON ASSOC., 1992, COMPENDIUM OF THE ECONOMIC GEOLOGY OF BOLVIA

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit GLACIAL MORAINE WITH CLASTS OF DACITE AND SEDIMENTARY ROCKS FROM SILT TO GRAVEL IN SIZE. IRREGULAR DISTRIBUTION OF CASSITERITE, PYRITE, MAGNETITE, AND NATIVE GOLD.
Deposit Discovery Year: 1800'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1993 Long, Keith R. U.S. Geological Survey

Beyond USGS

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