Por Si Acaso

Past Producer in Chile with commodities Gold, 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. Production statistics
  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 10058177
MRDS ID TC04036
Record type Site
Current site name Por Si Acaso

Geographic coordinates

Geographic coordinates: -69.92313, -26.99747 (WGS84)
Elevation 1940

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
Chalcopyrite Ore
Gold Ore
Pyrite Ore
Hematite Gangue
Quartz Gangue

Alteration

  • (Local) Argillic

Analytical data

Result 12-30 G/T AU

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    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) -69.92313, -26.99747

Economic information

Ore body information

  • Strike N38E
    Dip 57NW
    Length 700M
    Width 1.5M

Economic information about the deposit and operations

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

Mining district

District name Cachiyuyo De Oro

Production statistics

  • Year 1970
    Material AU
    Accuracy Accurate
    Description Ap_Grade: ^41.5 G/T Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Gold Gold 42g/mt

Workings at the site

  • Type of workings Underground
    Overall depth 100M

Reference information

Bibliographic references

  • Deposit

    RUIZ, C. Y PEEBLES, F., 1988, YACIMIENTOS METALIFEROS DE CHILE: SANTIAGO, 334 P.

  • Deposit

    FLORES, H., 1940, INFORME SOBRE LA MINA POR SI ACASO: INEDITO (DEMIPE).

  • Deposit

    CAMUS, F. Y DUHALDE, M.A., 1982, GEOLOGIA DE LOS YACIMIENTOS HIDROTERMALES DE ORO EN CHILEA: REV. GEOL. DE CHILE, 17, P. 47-70.

  • Deposit

    DIAZ, ET AL., 1980, MAPA METALOGENICO PRONOSTICO DE LA III REGION: CORPORACION DE FOMENTO DE LA PRODUCCION, SANTIAGO (5 VOLS.).

  • Deposit

    WALKER, C. Y TRAVISANY, V., 1980, GEOLOGIA ECONOMIA METALICA Y NO-METALICA DE LA HOJA CARRERA PINTO, REGION ATACAMA: IIG, SANTIAGO.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit OXIDIZED TO 200M; LENSES UP TO 6M IN DIAMETER VERTICAL ZONATION OF , FROM SURFACE, QTZ-PY(AU) TO HM TO QTZ-CP-PY

Reporter information

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

Beyond USGS

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