Complemento

Past Producer in Chile with commodity Gold
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. Production statistics
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10104793
MRDS ID TC05486
Record type Site
Current site name Complemento

Geographic coordinates

Geographic coordinates: -69.90591, -26.75109 (WGS84)
Elevation 1590

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Gold Primary

Alteration

  • (Local) Argillic, Propylitic

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Bandurrias Formation
    Rock description Bandurrias Formation
    Stratigraphic age (youngest) Late Cretaceous
    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) -69.90591, -26.75109

Economic information

Ore body information

  • Strike 90
    Dip 90-78S
    Length 400M
    Width 1.5M

Economic information about the deposit and operations

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

Mining district

District name Inca De Oro

Production statistics

  • Year 1952
    Period 1940-52
    Material ORE
    Accuracy Accurate
    Description Cp_Grade: ^11.2 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 11g/mt
  • Year 1972
    Material ORE
    Accuracy Estimate
    Description Ap_Grade: ^7.8 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Gold Gold 8g/mt

Workings at the site

  • Type of workings Underground
    Overall depth 45M

Comments on the workings information

  • WATER IN MINE

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.).

  • Deposit

    SALINAS, M., 1973, IIG (INEDITO).

  • 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.