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Rios Tarapo, Merque Chocopani, Aten, Corijahuira Placers

Past Producer in La Paz, Bolivia with commodity 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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10006541
MRDS ID BL30085
Record type Site
Current site name Rios Tarapo, Merque Chocopani, Aten, Corijahuira Placers
Alternate or previous names Rio Korijahuira-Wiswinchun

Geographic coordinates

Geographic coordinates: -68.21619, -15.33106 (WGS84)
Elevation 800

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

Materials information

Materials Type of material
Gold Ore

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) Holocene
    Stratigraphic age (youngest) Late Ordovician
  • Host or associated Associated
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
  • Host or associated Host
    Rock type Unconsolidated Deposit > Sand and Gravel
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate

Nearby scientific data

(1) -68.21619, -15.33106
ListMap

Economic information

Comments on the geologic information

  • UNCONFORMABLY OVERLAYING ORD SLATES AND QUARZITES ARE FLUVIO-GLACIAL DEPOSITS AND CONGLOMERATES OF THE RED CANGALLI FORMATION. THERE ARE ALSO ALLUVIAL FANS AND ALLUVIAL DEPOSITS IN THE RIVER BEDS OF GRAVEL, SAND AND CLAY.

Economic information about the deposit and operations

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

Comments on development

  • PRELIMINARY SAMPLING GAVE THE FOLLOWING GOLD RESULTS: TARAPO= 372.9 MG/CUBIC METER; RIO ATEN= 48.76 MG/CUBIC METER; RIO KORIJAHUIRA-WISWINCHUN= 163.52 MG/CUBIC METER.

Reference information

Bibliographic references

  • Deposit

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

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit THERE ARE FLUVIO-GLACIAL DEPOSITS AND CONGLOMERATES. THERE ARE ALSO ALLUVIAL FANS AND ALLUVIAL DEPOSITS IN THE RIVER BEDS OF GRAVEL, SAND, AND CLAY.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1994 Blacutt, William U.S. Geological Survey

Beyond USGS

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

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