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Caracoles Mill Tailings

Producer in La Paz, Bolivia with commodities Tin, Tungsten, Zinc, Copper
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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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mining district
  10. Ownership information
  11. Reserves and resources
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10006378
MRDS ID BL20395
Record type Site
Current site name Caracoles Mill Tailings
Alternate or previous names Molinos

Geographic coordinates

Geographic coordinates: -67.41616, -16.91435 (WGS84)

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

Commodities

Commodity Importance
Tin Critical Primary
Tungsten Critical Secondary
Zinc Critical Secondary
Copper Tertiary

Materials information

Materials Type of material
Cassiterite Ore
Chalcopyrite Ore
Covellite Ore
Scheelite Ore
Sphalerite Ore
Wolframite Ore
Biotite Gangue
Chlorite Gangue
Magnetite Gangue
Pyrite Gangue
Quartz Gangue
Rutile Gangue
Tourmaline Gangue

Nearby scientific data

(1) -67.41616, -16.91435
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Economic information

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Large
Significant No

Mining district

District name Caracoles

Ownership information

  • Type Owner
    Owner Corporacion Minera De Bolivia (Comibol)

Reserves and resources

  • Type In-situ
    Estimate year 1990
    Total resources 5645000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tin Sn 0.87 wt-pct Tin Major 1990
  • Type In-situ
    Estimate year 1990
    Total resources 331936000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tin Sn 0.19 wt-pct Tin Major 1990
    Tungsten Wo3 0.13 wt-pct Tungsten Minor 1990
  • Type In-situ
    Estimate year 1990
    Total resources 1669323000mt ore
    Commodity Subtype Grade units Group Importance Year
    Tin Sn 0.34 wt-pct Tin Major 1990

Comments on the reserve resource information

  • (1) MAQUILLAS (DUMPS?); (2) OLD TAILINGS (PACUNI MINE); (3) NEW TAILINGS (ARGENTINA MINE)

Reference information

Bibliographic references

  • Deposit

    COMIBOL 1990, PROYECTOS DE INVERSION MINERA: BOLETIN DE LA DIRECCION DE RELACIONES PUBLICAS E INFORMACIONES DE LA CORPORACION MINERA DE BOLIVIA

  • Deposit

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

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit TWO TAILINGS DEPOSITS: (1) OLD TAILINGS FROM TREATMENT OF ORE FROM PACUNI MINE AT THE MOLINOS MILL WHICH CONTAIN CASSITERITE-WOLFRAMITE-SCHEELITE-PYRITE-SPHALERITE-CHALCOPYRITE-MAGNETITE-COVELLITE-RUTILE-QUARTZ-BIOTITE; (2) YOUNGER TAILINGS FROM ARGENTINA MINE TREATED AT MOLINOS MILL WHICH CONTAIN CASSITERITE-TOURMALINE-PYRITE-SPHALERITE-QUARTZ-BIOTITE-CHLORITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1991 Guerra, Edwin Servicio Geologic de Bolivia
Updater 01-SEP-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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