La Cuatro Amigos

Past Producer in Chile with commodity Copper
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. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10058598
MRDS ID TC04884
Record type Site
Current site name La Cuatro Amigos

Geographic coordinates

Geographic coordinates: -69.67452, -26.6447 (WGS84)
Elevation 2550

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Copper Primary

Alteration

  • (Local) Propylitic

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -69.67452, -26.6447

Economic information

Ore body information

  • Strike N30W
    Dip 35NE
    Thickness 0.4M
    Length 20M

Controls for ore emplacement

  • Bedding

Economic information about the deposit and operations

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

Mining district

District name Cerros Enriqueta Y Pique Seco

Workings at the site

  • Type of workings Surface
    Overall depth 8M

Reference information

Bibliographic references

  • Deposit

    DIAZ, ET AL., 1980, MAPA METALOGENICO PRONOSTICO DE LA III REGION: CORPORACION DE FOMENTO DE LA PRODUCCION, SANTIAGO (5 VOLS.)

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1991 Williams, William C. University of Arizona

Beyond USGS

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