Inesperada

Producer in Chile with commodities Gold, Silver, Copper
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. Ore body information
  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 10058486
MRDS ID TC04476
Record type Site
Current site name Inesperada

Geographic coordinates

Geographic coordinates: -69.61285, -25.13583 (WGS84)
Elevation 2540

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Secondary

Materials information

Materials Type of material
Atacamite Ore
Gold Ore
Pyrite Ore
Hematite Gangue
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Phyllic, Argillic, Propylitic, Silicic

Host and associated rocks

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

Nearby scientific data

(1) -69.61285, -25.13583

Economic information

Ore body information

  • Length 30M
    Width 1.5M

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name El Guanaco

Workings at the site

  • Type of workings Underground
    Area 0.32HA
    Overall depth 100M
    Overall length 73.15M
    Overall width 40M

Comments on the workings information

  • SHAFT

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    ENAMI, 1976, 1979, #2389.

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1990 Williams, William C. University of Arizona

Beyond USGS

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