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  3. Mineral Resource Data System (MRDS)

Pastos Largos

Occurrence in Chile with commodities Copper, 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. Alteration
  7. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10057595
MRDS ID TC03194
Record type Site
Current site name Pastos Largos

Geographic coordinates

Geographic coordinates: -68.80618, -21.83089 (WGS84)
Elevation 3800

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Comments on the location information

  • MIDPOINT OF PROSPECT

Commodities

Commodity Importance
Copper Primary
Gold Primary

Alteration

  • (Local) Sericitic, Argillic, Silicic Over Area Of 10km X 2km; Oxidized.

Analytical data

Result INTERVEIN ROCK AVERAGED 2.25 G/MT AU.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Monzonite
    Stratigraphic age (youngest) Eocene
    Chronological age 49.1
    Dating method K-Ar
    Stratigraphic age (youngest) Eocene
    Stratigraphic age (youngest) Eocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Icanche Formation
    Rock description Icanche Formation
    Stratigraphic age (youngest) Eocene
    Chronological age 49.1
    Dating method K-Ar
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Monzonite
    Stratigraphic age (youngest) Eocene
    Chronological age 49.1
    Dating method K-Ar
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Eocene
    Chronological age 49.1
    Dating method K-Ar

Nearby scientific data

(1) -68.80618, -21.83089
ListMap

Economic information

Ore body information

  • Dip }
    Thickness 100M
    Length 500M
    Width 80M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name El Abra

Ownership information

  • Type Operator
    Owner High River Gold Mines
    First year 1994

Comments on development

  • ECON.COM: NOT PROSPECTIVE (1984).

Reference information

Bibliographic references

  • Deposit

    BORIC, R., DIAZ, F., Y MAKSAEV, V., 1984, COMPLEMENTO MAPA METALOGENICO, II REGION: GERENCIA DE DESAROLLO, SANTIAGO, (12 VOLS.).

  • Deposit

    ANON., 1994, HIGH RIVER TO ACQUIRE CHILEAN GOLD PROJECT: THE NORTHERN MINER, V. 80, NO. 39, P. 11.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit 10KM X 2KM, ELONGATE NE. MINERALIZED ZONE, THICKNESS IS WIDTH AT SURFACE, WIDTH IS VERTICAL EXTENT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1990 Williams, William C. University of Arizona
Updater 02-MAR-1995 Page, Norman J. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site