Descubridora Group

Producer in Chile with commodities Silver, Lead, Zinc
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. Ownership information
  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 10057696
MRDS ID TC03326
Record type Site
Current site name Descubridora Group
Alternate or previous names Decubridora, Iris

Geographic coordinates

Geographic coordinates: -68.97784, -23.04253 (WGS84)
Elevation 2800

Site location context

Political divisions (FIPS codes)

Chile(country)

South America(continent)

Land(continent)

Geographic areas

Country
Chile

Comments on the location information

  • RUIZ & PEEBLES (1988) REPORT LOCATION AT 23-02-00S AND 068-58-42W. FRUTOS & PINCHEIRA (1986) REPORT LOCATION AT 23-02-18S AND 068-58-12W.

Commodities

Commodity Importance
Silver Primary
Lead Secondary
Zinc Critical Secondary

Materials information

Materials Type of material
Galena Ore
Polybasite Ore
Proustite Ore
Pyrargyrite Ore
Silver Ore
Sphalerite Ore
Barite Gangue
Calcite Gangue
Gypsum Gangue
Hematite Gangue
Limonite Gangue
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Argillic, Propylitic, Silicic

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Caracoles Group
    Rock description Caracoles Group
    Stratigraphic age (youngest) Middle Jurassic
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -68.97784, -23.04253

Economic information

Geologic structures

Type of structure Local
Structure description Bedding At N30w, 10sw

Ore body information

  • Strike N5E
    Dip 90
    Length 3200M
    Width 4M

Comments on the geologic information

  • NEAR CONTACT WITH TONALITE PORPHYRY

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1870

Mining district

District name Caracoles

Ownership information

  • Type Operator
    Owner Pirquineros
  • Type Owner
    Owner Compania Minera Flomax

Workings at the site

  • Type of workings Underground
    Area 160HA
    Overall depth 260M
    Overall length 2926.08M
    Overall width 500M

Comments on the workings information

  • SHAFT; STOPED TO SURFACE

Comments on development

  • IN 1975, CYPRUS CHILE COLLECTED 1477 SAMPLES IN DISTRICT.

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

    CABELLO, J., 1978, EXPLORACION GEOQUIMICA Y MAGNETOMETRIA EN EL DISTRITO ARGENTIFERO DE CARACOLES: MEMORIA DEPARTAMENTO GEOLOGIA, UNIVERSIDAD DE CHILE.

  • Deposit

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

  • Other Database

    CIMRI

  • Production

    BORIC, ET AL., 1984.

General comments

Subject category Comment text
Deposit OXIDIZED TO 50M, SUPERGENE ENRICHMENT TO 150M, PRIMARY MINERALIZATION AT 200M. >500T SILVER

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.