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  3. Mineral Resource Data System (MRDS)

La Casualidad and San Francisco Mines

Producer in La Paz, Bolivia with commodity Copper
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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. Reporter information

Geologic information

Identification information

Deposit ID 10005923
MRDS ID BL10120
Record type Site
Current site name La Casualidad and San Francisco Mines

Geographic coordinates

Geographic coordinates: -68.73064, -16.75186 (WGS84)
Elevation 3900
Relative position 1.6 KM S75E OF JESUS DE MACHACA, 115 KM BY ROAD FROM LA PAZ

Site location context

Political divisions (FIPS codes)

La Paz(province)

Bolivia(country)

South America(continent)

Land(continent)

Federal lands

Federal(land status)

Geographic areas

Country State
Bolivia La Paz

Comments on the location information

  • PART OF SECCION YAURIRI, NEAR SIEMPRE ADELANTE MINE

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcocite Ore
Covellite Ore
Malachite Ore

Analytical data

Result ORE ASSAYS: 0.7 TO 14.98% CU

Mineral occurrence model information

Model code 197
USGS model code 30b
Deposit model name Sediment-hosted Cu
Mark3 model number 63

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Tiahuanacu
    Rock description Tiahuanacu
    Stratigraphic age (youngest) Eocene
    Stratigraphic age (youngest) Eocene

Nearby scientific data

(1) -68.73064, -16.75186
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Nw Anticline

Ore body information

  • General form LENTICULAR
    Strike N80E TO E-W
    Dip 30-65S/SW
    Depth to top 0M

Controls for ore emplacement

  • Cu Minerals Replace Organic Material

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Mining district

District name Serrania De Tiwanaku

Land status

Ownership category Federal

Comments on the production information

  • PRODUCING 2 MT/MO 15 TO 20% CU CONS JULY, 1967

Reference information

Bibliographic references

  • Deposit

    VARGAS, W., 1967, VALUACION DE YACIMIENTOS DE COBRE (PRIMERA PARTE) COROCORO-GUAQUI: SERVICIO GEOLOGICO DE BOLIVIA INFORME LP-24, 36P., MAPS 1:1,000

  • Deposit

    GEOLOGICAL INVESTIGATIONS BY GEOBOL (VARGAS, 1967

  • Other Database

    CIMRI

  • Production

    VARGAS (1967)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1990 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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