Maria Antonia

Past Producer in Chile with commodities Copper, Gold
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 10058818
MRDS ID TC05186
Record type Site
Current site name Maria Antonia

Geographic coordinates

Geographic coordinates: -70.23009, -26.78359 (WGS84)
Elevation 1130

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Commodities

Commodity Importance
Copper Primary
Gold Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Gold Ore
Pyrite Ore

Alteration

  • (Local) Argillic

Analytical data

Result TAILINGS SAMPLE: 2.3% CU
Result 0.7 G/T AU
Result 3.6 G/T AG

Host and associated rocks

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

Nearby scientific data

(1) -70.23009, -26.78359

Economic information

Ore body information

  • Strike 0
    Dip 90
    Length 300M
    Width 1M

Economic information about the deposit and operations

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

Mining district

District name Sierra Desiertito

Workings at the site

  • Type of workings Surface
    Overall depth 7M

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

Beyond USGS

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