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Antofagasta Mine

Past Producer in Oruro, Bolivia with commodities Antimony, Gold
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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. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10006337
MRDS ID BL20336
Record type Site
Current site name Antofagasta Mine

Geographic coordinates

Geographic coordinates: -66.96615, -18.04765 (WGS84)
Elevation 3750
Relative position 18 KM S55E OF ORURO

Site location context

Political divisions (FIPS codes)

Oruro(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Oruro
Bolivia Oruro

Commodities

Commodity Importance
Antimony Critical Primary
Gold Secondary

Materials information

Materials Type of material
Gold Ore
Stibnite Ore
Quartz Gangue

Host and associated rocks

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

Nearby scientific data

(1) -66.96615, -18.04765
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description On E Flank Of Anticline

Ore body information

  • General form PINCH AND SWELL
    Strike N 15 W
    Dip 75 SW

Comments on the geologic information

  • ANDESITE DIKES NEARBY

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1850

Ownership information

  • Type Owner
    Owner Hector Vasquez And G. Fontanilla

Reserves and resources

  • Type In-situ
    Estimate year 1977
    Total resources 445000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Antimony Sb 25 wt-pct Antimony Major 1977

Comments on the reserve resource information

  • POSITIVE

Comments on the workings information

  • MORE THAN 500 M WORKINGS ON 12 LEVELS. CUT AND FILL MINING.

Comments on development

  • ECON.COM: GRAVITY CONCENTRATION-FLOATATION MILL

Reference information

Bibliographic references

  • Deposit

    VEDIA, J. AND OTHERS, 1977, PROGRAMA DE INVENTARIACION DE LA MINERIA CHICA: GEOBOL.

  • Deposit

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

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit VEIN AVERAGES 1.2 M WIDE
Deposit Discovery Year: 1800'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-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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