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  3. Mineral Resource Data System (MRDS)

Santa Ana Mine

Producer in Potosi, Bolivia with commodities Copper, Silver, Bismuth, Tin, Lead, Zinc, Cadmium, 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. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10080440
MRDS ID W031632
Record type Site
Current site name Santa Ana Mine

Geographic coordinates

Geographic coordinates: -66.27945, -20.90757 (WGS84)
Elevation 4800
Relative position 6 KM SW OF TOWN OF CHOCAYA

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

Comments on the location information

  • LOCATION INDICATED REFERS TO THE ORE PROCESSING PLANT(USED FOR THE PALCA AND CHOCAYA MINES AS WELL)

Commodities

Commodity Importance
Copper Primary
Silver Primary
Bismuth Critical Secondary
Tin Critical Secondary
Lead Tertiary
Zinc Critical Tertiary
Cadmium Tertiary
Antimony Critical Tertiary

Comments on the commodity information

  • OTHER PB-ZN SULFIDES ARE PRESENT

Materials information

Materials Type of material
Bismuthinite Ore
Cassiterite Ore
Galena Ore
Silver Ore
Sphalerite Ore
Marcasite Gangue
Quartz Gangue

Mineral occurrence model information

Model code 77
USGS model code 20b
Deposit model name Sn-polymetallic vein

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Stratigraphic age (youngest) Miocene
    Chronological age 16.5
    Dating method K-Ar
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone

Nearby scientific data

(1) -66.27945, -20.90757
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Sedimentary Rocks Folded Into An Anticline Trending Nw-Se

Ore body information

  • General form TABULAR
    Width 2M
    Depth to top 0M
    Depth to bottom 750M

Controls for ore emplacement

  • Fissure System, Ne-Sw

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1870
Discoverer Aramayo
Year of first production 1870

Mining district

District name Chocaya

Land status

Ownership category Federal

Ownership information

  • Type Owner-Operator
    Owner Corporacion Minera De Bolivia

Workings at the site

  • Type of workings Underground
    Overall depth 750M

Comments on development

  • MILL.CAP: 81 MT ; ECON.YEAR: 1973

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    ARIAS A., ALFREDO, 1972, ESTUDIO GEOLOGICO MINERO DEL AREA ANIMAS-CHOCAYA: LA PAZ, UMSA, TESIS DE GRADO

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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