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Ascension Mine

Past Producer in Oruro, 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. 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. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10080375
MRDS ID W031499
Record type Site
Current site name Ascension Mine

Geographic coordinates

Geographic coordinates: -66.92448, -17.74765 (WGS84)
Elevation 4550
Location accuracy 5000(meters)
Relative position ABOUT 30 KM N 40 E OF CITY OF ORURO.

Site location context

Political divisions (FIPS codes)

Oruro(province)

Bolivia(country)

South America(continent)

Land(continent)

Federal lands

Federal(land status)

Geographic areas

Country State
Bolivia Oruro

Comments on the location information

  • THE MINE IS ON THE TOP OF CONDE AUQUE RIDGE, ONE OF THE SOUTHERN MOST MINES IN THE DISTRICT.

Commodities

Commodity Importance
Tungsten Critical Primary
Antimony Critical Tertiary

Materials information

Materials Type of material
Scheelite Ore
Stibnite Ore
Barite Gangue
Pyrite Gangue
Quartz Gangue

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
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone

Nearby scientific data

(1) -66.92448, -17.74765
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Conde Auque Ridge, A Vast Nw Trending Anticline

Ore body information

  • General form TABULAR
    Depth to bottom 40M

Controls for ore emplacement

  • Fracture Or Shear Zone

Economic information about the deposit and operations

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

Mining district

District name Conde Auque Mining District

Land status

Ownership category Federal

Reference information

Bibliographic references

  • Deposit

    AHLFELD, F., AND SCHNEIDER-SCHERBINA, A., 1964, LOS YACIMENTOS MINERALES Y DE HIDROCARBUROS DE BOLIVIA: BOLIVIA DEPARTAMENTO NACIONAL DE GEOLOGIA BOL. 5, P. 98, 101

General comments

Subject category Comment text
Deposit THE MINE CONSISTS OF TWO VEINS. ONE THE CANDELARIA VEIN, STRIKES N 10 W, THE OTHER N 20 E. A 1.2 METER THICK POCKET OF SCHEELITE HAS BEEN MINED YIELDING AN AVERAGE OF 30 % WO3. THE PARAGENESIS IS: PYRITE (SCARCE), QUARTZ, SCHEELITE, BARITE

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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