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San Silvestre Mine

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

Geologic information

Identification information

Deposit ID 10006247
MRDS ID BL20223
Record type Site
Current site name San Silvestre Mine

Geographic coordinates

Geographic coordinates: -68.54952, -15.63106 (WGS84)
Elevation 4200
Relative position 46 KM FROM SORATA

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
Silver Primary
Tungsten Critical Secondary

Materials information

Materials Type of material
Gold Ore
Scheelite Ore
Wolframite Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Silicification.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Late Ordovician

Nearby scientific data

(1) -68.54952, -15.63106
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description On West Flank Of An Anticline

Ore body information

  • Strike N 58 W
    Dip 50 N
    Length 382M
    Width 0.4M

Economic information about the deposit and operations

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

Ownership information

  • Type Owner-Operator
    Owner Alvaro Rivera

Reserves and resources

  • Type In-situ
    Estimate year 1983
    Total resources 84108000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 0.19 g/mt Gold Major 1983
    Silver Ag 2.21 g/mt Silver Major 1983

Comments on the reserve resource information

  • (1) PROSPECTIVE

Workings at the site

  • Type of workings Underground
    Length 360M

Comments on the workings information

  • MAIN SHAFT, TWO LEVELS WITH 95 M OF CROSSCUTS, 265 M OF GALLERITE, STOPED TO SURFACE.

Comments on development

  • ECON.COM: HAND SORTING, GRAVITY CONCENTRATION

Reference information

Bibliographic references

  • Deposit

    MEAVE, J., 1983, INFORME GRUPO MINERO XIMENA GOLD MINES - CONCESION MINERA SAN SILVESTRE. CONSULTORA UNIPERSONAL MEAVE. CENTRO DE DOCUMENTACION FONDO DE EXPLORACION MINERA.

  • Deposit

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

  • Other Database

    CIMRI

  • Reserve-Resource

    (1) GUSTAVSON ASSOC. (1992)

General comments

Subject category Comment text
Deposit VEIN TRANSVERSE TO STRIKE OF ANTICLINE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-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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