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San Antonio De Calacalani Mine

Past 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. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10080369
MRDS ID W031493
Record type Site
Current site name San Antonio De Calacalani Mine
Alternate or previous names Calacalani Mine

Geographic coordinates

Geographic coordinates: -67.11615, -17.46433 (WGS84)
Elevation 4100
Location accuracy 5000(meters)
Relative position ABOUT 12 KM S 15 W OF TOWN OF COLQUIRI

Site location context

Political divisions (FIPS codes)

La Paz(province)

Bolivia(country)

South America(continent)

Land(continent)

Federal lands

Federal(land status)

Geographic areas

Country State
Bolivia La Paz

Commodities

Commodity Importance
Tungsten Critical Primary
Antimony Critical Secondary

Materials information

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

Alteration

  • (Local) Oxidation Of Ferberite Ore

Mineral occurrence model information

Model code 46
USGS model code 15a
Deposit model name W veins

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
    Stratigraphic age (youngest) Late Devonian

Nearby scientific data

(1) -67.11615, -17.46433
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Numerous Thin Fissures Striking N 10 W

Ore body information

  • General form TABULAR

Controls for ore emplacement

  • The Junction Of Nw Trending Fissures With Large Siderite Veins

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No

Land status

Ownership category Federal

Comments on the production information

  • THE MINE WAS ONE OF THE MOST IMPORTANT TUNGSTEN PRODUCERS DURING THE FIRST WORLD WAR. ACCORDING TO ONE OF AHLHELD'S REFERENCES ONE POCKET OF THE MINE YIELDED 800 TONS OF PURE FERBERITE.

Reference information

Bibliographic references

  • Deposit

    AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMIENTOS MINERALES Y DE HIDROCARBUROS DE BOLIVIA: BOLIVIA DEPARTAMENTO NACIONAL DE GEOLOGIA BOL. 5, P. 97

General comments

Subject category Comment text
Deposit THE TUNGSTEN ORE OCCURS ALONG A SERIES OF FRACTURES WHERE THEY INTERSECT TWO LARGE SIDERITE VEINS. REPLACEMENT OF SIDERITE AND SOME SCHEELITE IS OBSERVED. AT 170 METERS DEPTH REPLACEMENT OF PYRRHOTITE BY PYRITE AND MARCASITE IS OBSERVED.
Deposit THE DEPOSIT IS ESSENTIALLY MINED OUT. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-81 Ericksen, George E. (Rowe, William D.) U.S. Geological Survey

Beyond USGS

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

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