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Copacabana Mine

Producer in La Paz, Bolivia with commodities Tungsten, Antimony
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10107606
MRDS ID BL20277
Record type Site
Current site name Copacabana Mine

Geographic coordinates

Geographic coordinates: -66.98281, -17.43099 (WGS84)
Elevation 4100
Relative position 1 KM N65E OF CALUYO

Site location context

Political divisions (FIPS codes)

La Paz(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia La Paz
Bolivia La Paz

Comments on the location information

  • IN CENTRAL PART OF SERRANIA SAN SIMON

Commodities

Commodity Importance
Tungsten Critical Primary
Antimony Critical Tertiary

Materials information

Materials Type of material
Ferberite Ore
Stibnite Ore
Pyrite Gangue
Quartz Gangue
Siderite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
    Stratigraphic age (youngest) Late Silurian
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -66.98281, -17.43099
ListMap

Economic information

Ore body information

  • Strike N 80 E; N 35 E; N 85W
    Dip 80 NW; ?; ?
  • Dip 80 NW; ?; ?
  • Dip 80 NW; ?; ?

Comments on the geologic information

  • HOST ROCKS METAMORPHOSED TO GREENSCHIST FACIES DURING SAN IGNACIO OROGENY AT ABOUT 1300 MA.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Comments on the production information

  • WORKED BY JESUITS FOR 30-40 YRS IN THE 18TH CENTURY, AND AGAIN FROM THE LATE 18TH CENTURY WITH INTERMITTENT PRODUCTION UP TO TODAY. AT LEAST 500 KG, AND POSSIBLY UP TO 4000 KG, OF GOLD AND SILVER RECOVERED FROM VEINS AND ELUVIAL-ALLUVIAL DEPOSITS. INTERMITTENT PRODUCER.

Comments on the reserve resource information

  • VEIN MATERIAL AVERAGES 2 G/MT AU WITH VALUES UP TO 25 G/MT AU. ITEM 1 IS AN OVERESTIMATE, TRUE QUANTITY IS 150 TO 800 KG.
  • PROBABLE AND POSSIBLE RESERVES

Comments on the workings information

  • EXTENSIVE 18TH CENTURY WORKINGS ON VEINS AND PLACERS.

Reference information

Bibliographic references

  • Deposit

    ALARCON, B., AND VARGAS, H., 1978, INFORME PRELIMINAR DE INVENTARIACION MINA COPACABANA CODIGO 107-470-17

  • Deposit

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

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit ORE IN LENSOID SHOOTS 0.4-2 M WIDE, ASSOCIATED PLACER DEPOSITS. MAIN VEIN SYSTEM 2.25 KM LONG AND UP TO 40 M WIDE, TRENDING E-W. DEPTH TO BOTTOM UNKNOWN. VEINS CONTAIN 0.2 TO 25 G/MT AU. GOLD CONTAINS 2 TO 17% AG. SMALL ELUVIAL AND ALLUVIAL PLACERS OCCUR AROUND THE VEINS WITH GRADES OF 0.16 TO 1.2 G/CUBIC M AU.
Deposit THREE VEIN SYSTEMS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1991 Moreno Dorado, Jorge Servicio Geologic de Bolivia
Updater 01-OCT-1993 Long, Keith R. U.S. Geological Survey

Beyond USGS

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

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