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San Jose De Toropalca Mine

Past Producer in Potosi, Bolivia with commodities Lead, Zinc, Copper, Silver
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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. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10097745
MRDS ID BL20499
Record type Site
Current site name San Jose De Toropalca Mine
Alternate or previous names San Juan Mining Enterprise

Geographic coordinates

Geographic coordinates: -65.74944, -20.34758 (WGS84)
Elevation 2900
Relative position 20 KM N40W OF TUMUSLA

Site location context

Political divisions (FIPS codes)

Potosi(province)

Bolivia(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Bolivia Potosi
Bolivia Potosi

Commodities

Commodity Importance
Lead Primary
Zinc Critical Primary
Copper Primary
Silver Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Sphalerite Ore
Barite Gangue
Pyrite Gangue
Quartz Gangue

Host and associated rocks

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

Nearby scientific data

(1) -65.74944, -20.34758
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description On W Limb Of Anticline

Ore body information

  • General form PINCH AND SWELL
    Strike N 25 E
    Dip 60-70 NW

Economic information about the deposit and operations

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

Ownership information

  • Type Operator
    Owner Empresa Minera San Juan
  • Type Owner
    Owner Jose Luis San Juan

Reserves and resources

  • Type In-situ
    Estimate year 1979
    Total resources 13344000mt ore
    Commodity Subtype Grade units Group Importance Year
    Lead Pb 4.54 wt-pct Lead Major 1979
    Zinc Zn 12.48 wt-pct Zinc Major 1979
    Silver Ag 3800 g/mt Silver Major 1979

Comments on the reserve resource information

  • (1) POSITIVE AND PROBABLE; (2) POSSIBLE AND PROSPECTIVE

Workings at the site

  • Type of workings Surface/Underground
    Length 200M
    Overall depth 30M

Comments on the workings information

  • OPEN CUTS, CROSSCUTS, DRIFTS ON TWO LEVELS.

Comments on development

  • ECON.COM: HAND SORTING, FLOATATION MILL

Reference information

Comments on the other database information

  • BL20499 AND BL20184 ARE NOT DUPLICATES, KEITH LONG, MARCH 94.

Bibliographic references

  • Deposit

    VARGAS, W, AND, BALLIVIAN, M., 1979, MINING-TECHNICAL ASSISTANCE REPORT NO. 694: GEOBOL INFORME (GE-G1/448).

  • Deposit

    ALSO REPORT GB-M 468 (1965).

  • Deposit

    GUSTAVSON ASSOC. (1992) COMPENDIUM OF THE ECONOMIC GEOLOGY OF BOLIVIA

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit TWO MAIN VEINS UP TO 60 M LONG AND 0.1-0.6 M WIDE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1990 Aviles A., Osvaldo Servicio Geologic de Bolivia
Updater 01-DEC-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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