San Antonio

Past Producer in Chile with commodity 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. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10057942
MRDS ID TC03650
Record type Site
Current site name San Antonio

Geographic coordinates

Geographic coordinates: -70.15788, -22.18255 (WGS84)
Elevation 1350

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
Chalcocite Ore
Malachite Ore
Calcite Gangue
Gypsum Gangue

Alteration

  • (Local) Sericitic, Propylitic

Host and associated rocks

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

Nearby scientific data

(1) -70.15788, -22.18255

Economic information

Ore body information

  • General form IRREGULAR
    Strike N40W/N50E
    Dip 40SW/90
    Length 200M
    Width 0.3M

Economic information about the deposit and operations

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

Mining district

District name Punta Blanca-Cerro Tres Puntas

Workings at the site

  • Type of workings Surface/Underground
    Area 2.4HA
    Overall depth 80M
    Overall length 182.88M
    Overall width 120M

Comments on development

  • ECON.COM: LOW GRADE AND IRREGULAR MINERALIZATION RENDER THIS UNPROSPECTIVE

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, 1966, #2053R.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit AT 35M DEPTH, VEIN IS HORIZONTAL

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.