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  3. Mineral Resource Data System (MRDS)

La Sanjuanina

Producer in San Juan, Argentina with commodities Gold, 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. Ore body information
  10. Economic information about the deposit and operations
  11. Land status
  12. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10056634
MRDS ID TC00687
Record type Site
Current site name La Sanjuanina
Alternate or previous names Los Caballos

Geographic coordinates

Geographic coordinates: -68.83281, -29.91413 (WGS84)
Elevation 3600
Relative position 1.5 KM N OF CERRO GUACHI, 50 KM E OF ANGUALASTO, 104 KM BY ROAD NNW OF JACHAL

Site location context

Political divisions (FIPS codes)

San Juan(province)

Argentina(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Argentina San Juan

Comments on the location information

  • CERRO DE LOS CABALLOS, ENTRANCE ROAD AVAILABLE

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Calcite Ore
Galena Ore
Gold Ore
Limonite Ore
Pyrite Ore
Quartz Ore

Analytical data

Result OF 34 SAMPLES A MINIMUM OF 2-3 AND MAXIMUM OF 16-18 G/T AU AND 4.7 TO 162-330 G/T AG.

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Stratigraphic age (youngest) Pliocene

Nearby scientific data

(1) -68.83281, -29.91413
ListMap

Economic information

Ore body information

  • General form TABULAR

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Empresa Anglo American S. A.

Reserves and resources

  • Type In-situ
    Estimate year 1991
    Total resources 1000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 16.7 g/mt Gold Major 1991
    Silver Ag 51 g/mt Silver Major 1991

Comments on the workings information

  • STOPES, GALERIES (ONE OF 28 M) AND OPEN PIT 20 M LONG, 2.5 M WIDE , AND 3 M DEEP.

Comments on development

  • 4,500 M DRILL HOLES, 2,000 M OF TUNNELS, GEOLOGY & GEOPHYSICS IN 1987-1988

Reference information

Bibliographic references

  • Deposit

    DIRECCION NACIONAL DE MINERA Y GEOLOGIA, 1991, REPORT ON THE ARGENTINE MINING SECTOR, ARGENTINE SELECTED MINING PROJECT: BUENOS AIRES

  • Deposit

    ANGELELLI, VICTORIO, 1984, YACIMIENTOS METALIFEROS DE LA REPUBLICA ARGENTINA, VOL. II : BUENOS AIRES, COMISION DE INVESTIGACIONS CIENTIFICAS, P. 443.

  • Deposit

    ?; 1992, LA PRECORDILLERA; IN DIARIO DE CUYO, 7 DE MAYO DIA DE LA MINERIA, P. 5.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit 5 SUBPARALLEL VEINS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1991 Bolm, Karen S. U.S. Geological Survey
Updater 01-JUN-1993 Venable, Margaret U.S. Geological Survey

Beyond USGS

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

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