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  3. Mineral Resource Data System (MRDS)

Oportuna

Past Producer in Chile with commodities Gold, 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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10058292
MRDS ID TC04186
Record type Site
Current site name Oportuna

Geographic coordinates

Geographic coordinates: -70.13288, -19.74067 (WGS84)
Elevation 1000

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Gold Primary
Copper Secondary

Materials information

Materials Type of material
Chrysocolla Ore
Gold Ore
Hematite Gangue
Limonite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Early Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -70.13288, -19.74067
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Economic information

Ore body information

  • Strike N70E
    Dip 90
    Length 150M
    Width 0.6M

Economic information about the deposit and operations

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

Mining district

District name Pisagua, Junin

Workings at the site

  • Type of workings Underground
    Overall depth 18M

Comments on the workings information

  • SHAFT, INCLINE

Comments on development

  • ECON.COM: ECONOMICALLY VIABLE IF COMBINED WITH SAN LORENZO, CARMEN II, AND ESCONDIDA.

Reference information

Bibliographic references

  • Deposit

    PACCI, D. Y CACERES, R., 1980, INVENTARIO DE YACIMIENTOS METALICOS Y NO-METALICOS, PRIMERA REGION, TARAPACA: IIG, SANTIAGO.

  • Deposit

    RIVEROS-SILVA, 1981, HOJAS PISAGUA-ZAPIGA.

  • 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.

Maps centered on this site