Centinela

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. Reserves and resources
  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 10104434
MRDS ID TC03310
Record type Site
Current site name Centinela

Geographic coordinates

Geographic coordinates: -69.16785, -23.16086 (WGS84)
Elevation 2400

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Comments on the location information

  • FRUTOS & PINCHEIRA (1986) LOCATION AT 23-10-00S AND 069-02-30W.

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Atacamite Ore
Chalcanthite Ore
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Cuprite Ore
Malachite Ore
Calcite Gangue
Gypsum Gangue
Limonite Gangue
Pyrite Gangue
Quartz Gangue
Tourmaline Gangue

Alteration

  • (Local) Sericitic (200m X 120m), Propylitic, Argillic, Silicic

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Cinchado Formation
    Rock description Cinchado Formation
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -69.16785, -23.16086

Economic information

Ore body information

  • General form LENTICULAR
    Length 30M
    Width 3M
  • General form LENTICULAR

Economic information about the deposit and operations

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

Mining district

District name Cerro Penacho Blanco

Reserves and resources

  • Type In-situ
    Estimate year 1967
    Total resources 4500000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 0.95 wt-pct Copper Major 1967

Comments on the reserve resource information

  • TOURMALINE BRECCIA AT 0.12% CU.

Workings at the site

  • Type of workings Surface/Underground
    Area 28HA
    Overall depth 50M
    Overall length 731.52M
    Overall width 350M

Comments on development

  • ITT GEOPHYSICAL DRILLED EXPLORATORY HOLES IN 1967.

Reference information

Bibliographic references

  • Deposit

    FRUTOS, J. AND PINCHEIRA, M., 1986, FICHAS METALOGENICAS DE YACIMIENTOS MINERALES METALICOS CHILENOS, IN FRUTOS, J., OYARZUN, J., AND PINCHEIRA, M., EDS., GEOLOGIA Y RECURSOS MINERALES CHILENOS: UNIVERSIDAD DE CONCEPCION, CONCEPCION, P. 841-888.

  • Deposit

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

  • Deposit

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

  • Deposit

    ENAMI, 1967, #22285.

  • Other Database

    CIMRI

  • Reserve-Resource

    ITT DRILL-HOLE DATA

General comments

Subject category Comment text
Deposit MINERALIZATION IN LENSES 5-30M X 0.5-3M X 3-50M. PYRITE-CHALCOPYRITE TO 200M.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1989 Williams, William C. University of Arizona

Beyond USGS

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