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

Andacollo

Past Producer in Chile with commodity 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. Materials information
  7. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10057983
MRDS ID TC03695
Record type Site
Current site name Andacollo

Geographic coordinates

Geographic coordinates: -70.35288, -23.5642 (WGS84)
Elevation 900

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Atacamite Ore
Bornite Ore
Chalcocite Ore
Chrysocolla Ore
Cuprite Ore
Calcite Gangue
Gypsum Gangue
Quartz Gangue

Alteration

  • (Local) Argillic

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name La Negra Formation
    Rock description La Negra Formation
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -70.35288, -23.5642
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Andesite Dikes At N10-25w, 40-60ne Faults At N35w, 80ne And N50e, 90

Ore body information

  • General form IRREGULAR
    Length 25M
    Width 7M

Economic information about the deposit and operations

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

Mining district

District name Sierra La Cadena

Workings at the site

  • Type of workings Underground
    Area 0.05HA
    Overall depth 30M
    Overall length 45.72M
    Overall width 10M

Comments on the workings information

  • SHAFT, ADIT

Comments on development

  • ECON.COM: PROSPECTIVE

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    ENAMI, 1967, #22312.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit ALSO DISSEMINATED AND IN AMYGDULES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1990 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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