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  3. Mineral Resource Data System (MRDS)

Chilcobija Mine

Producer in Potosi, Bolivia with commodity 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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Reserves and resources
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. Reporter information

Geologic information

Identification information

Deposit ID 10107378
MRDS ID W031637
Record type Site
Current site name Chilcobija Mine

Geographic coordinates

Geographic coordinates: -66.01611, -21.33089 (WGS84)
Elevation 2100
Relative position 35 KM. SW OF SAN VICENTE

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Federal lands

Federal(land status)

Geographic areas

Country State
Bolivia Potosi

Commodities

Commodity Importance
Antimony Critical Primary

Materials information

Materials Type of material
Stibnite Ore
Chalcopyrite Gangue
Pyrite Gangue
Quartz Gangue

Mineral occurrence model information

Model code 180
USGS model code 27d
Deposit model name Simple Sb (veins, pods, etc)

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone

Nearby scientific data

(1) -66.01611, -21.33089
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Sedimentary Rocks Folded Into A Broad Anticline With Mineralization On West Limb.

Ore body information

  • Strike NW-SE
    Dip 75 TO 80
    Length 200M
    Width 0.8M
    Depth to top 0M
    Depth to bottom 130M

Controls for ore emplacement

  • Fractures Parallel And Perpendicular To Strike

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Medium
Significant No

Mining district

District name Distrito-Cobija-Chilco

Land status

Ownership category Federal

Ownership information

  • Type Owner-Operator
    Owner Emusa

Reserves and resources

  • Type In-situ
    Estimate year 1977
    Total resources 58818000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Antimony Sb 4.21 wt-pct Antimony Major 1977

Workings at the site

  • Type of workings Underground
    Overall depth 130M

Reference information

Bibliographic references

  • Deposit

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

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1978 Urquidi-Barrau, Fernando Department of State

Beyond USGS

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

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