Teresa De Colmo

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 10058046
MRDS ID TC03776
Record type Site
Current site name Teresa De Colmo

Geographic coordinates

Geographic coordinates: -70.0412, -25.92249 (WGS84)
Elevation 1190

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
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Hematite Gangue
Pyrite Gangue
Specularite Gangue

Alteration

  • (Local) Phyllic, Silicic, Propylitic

Analytical data

Result TAILINGS SAMPLE: <15% CU
Result 0.33 G/T AU

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Stratigraphic age (youngest) Early Cretaceous
    Stratigraphic age (youngest) Early Cretaceous
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -70.0412, -25.92249

Economic information

Ore body information

  • Strike N26-60W
    Dip 60-75NE
    Length 150M
    Width 15M

Economic information about the deposit and operations

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

Mining district

District name Pampa Sierra Overa

Reserves and resources

  • Type In-situ
    Estimate year 1980
    Total resources 130000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 1.14 wt-pct Copper Major 1980

Workings at the site

  • Type of workings Underground
    Overall depth 130M

Comments on the workings information

  • 3 SHAFTS

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    IIG, 1971, INEDITO #1600.

  • Deposit

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

  • Deposit

    ENAMI, 1970, #3180.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit OXIDIZED TO 70M

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.