1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Escondida

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

Geologic information

Identification information

Deposit ID 10059114
MRDS ID TC05593
Record type Site
Current site name Escondida

Geographic coordinates

Geographic coordinates: -70.00785, -27.66414 (WGS84)
Elevation 1550

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Silver Primary
Copper Secondary

Alteration

  • (Local) Phyllic, Propylitic

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Cerrillos Formation
    Rock description Cerrillos Formation
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -70.00785, -27.66414
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Economic information

Ore body information

  • General form LENTICULAR
    Strike 0-N10E
    Dip 70W
    Length 1000M
    Width 1.3M

Economic information about the deposit and operations

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

Mining district

District name Quebrada Los Piques

Production statistics

  • Year 1980
    Material ORE
    Accuracy Accurate
    Description Ap_Grade: ^600 G/T Ag
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 600g/mt

Workings at the site

  • Type of workings Underground
    Overall depth 40M

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-JUL-1991 Williams, William C. University of Arizona

Beyond USGS

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

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