Fortuna

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. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10104480
MRDS ID TC03584
Record type Site
Current site name Fortuna

Geographic coordinates

Geographic coordinates: -70.25622, -23.25753 (WGS84)
Elevation 1117

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
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Chrysocolla Ore
Covellite Ore
Cuprite Ore
Malachite Ore
Calcite Gangue
Gypsum Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Silicic

Host and associated rocks

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

Nearby scientific data

(1) -70.25622, -23.25753

Economic information

Geologic structures

Type of structure Local
Structure description Fault At 0, 70e.

Ore body information

  • Strike 0-N10E; N40W
    Dip 65-70E; 60E
    Length 500M
    Width 1.5M
  • Strike 0-N10E; N40W
    Dip 65-70E; 60E

Economic information about the deposit and operations

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

Mining district

District name El Desesperado

Reserves and resources

  • Type In-situ
    Estimate year 1972
    Total resources 2000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 3 wt-pct Copper Major 1972

Workings at the site

  • Type of workings Underground
    Overall depth 150M
    Overall length 457.2M

Comments on the workings information

  • DILAPIDATED BELOW 40M.

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

    KUNTZ, J., 1928, MONOGRAFIA MINERA DE LA PROVINCIA DE ANTOFAGASTA: SONAMI, SANTIAGO, 77 P.

  • Deposit

    ENAMI, 1972, #22209.

  • Other Database

    CIMRI

  • Reserve-Resource

    ENAMI, 1972.

General comments

Subject category Comment text
Deposit OXIDIZED TO 25M; SULFIDES AT 50M.

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.