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La Esperanza Illimani Placer Mine

Past Producer in La Paz, Bolivia with commodities Gold, Tin, Tungsten
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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. Economic information about the deposit and operations
  11. Ownership information
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10006298
MRDS ID BL20286
Record type Site
Current site name La Esperanza Illimani Placer Mine

Geographic coordinates

Geographic coordinates: -67.61617, -16.63102 (WGS84)
Elevation 1750
Relative position 2.5 KM N35E OF PARIGUAYA

Site location context

Political divisions (FIPS codes)

La Paz(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia La Paz
Bolivia La Paz

Commodities

Commodity Importance
Gold Primary
Tin Critical Tertiary
Tungsten Critical Tertiary

Materials information

Materials Type of material
Cassiterite Ore
Gold Ore
Wolframite Ore
Ilmenite Gangue
Quartz Gangue

Mineral occurrence model information

Model code 119
USGS model code 39a
Deposit model name Placer Au-PGE
Mark3 model number 54

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
    Stratigraphic age (youngest) Late Silurian
  • Host or associated Associated
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel

Nearby scientific data

(1) -67.61617, -16.63102
ListMap

Economic information

Economic information about the deposit and operations

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

Ownership information

  • Type Owner
    Owner Illimani S.R.L.

Workings at the site

  • Type of workings Underground
    Length 21M

Comments on the workings information

  • TWO SHAFTS 1.40 BY 1.60 M, 12 M DEEP, 21 M OF DRIFTS

Reference information

Bibliographic references

  • Deposit

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

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit PALEOCHANNEL CONGLOMERATES COMPOSED OF CLASTS OF QUARTZITE, SLATE, AND IGNEOUS ROCKS IN A MATRIX OF SAND AND GRAVEL. HIGHEST GOLD GRADES AT BOTTOM OF CONGLOMERATE. LESSER QUANTITIES OF GOLD IN MODERN STREAM DEPOSITS.

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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