Fila Chocosuela

Prospect in Costa Rica with commodities Sulfur, Gold
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. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10066232
MRDS ID TC42263
Record type Site
Current site name Fila Chocosuela
Alternate or previous names Volcan Viejo Prospect, Quebrada Azufrada Prospect, Cerro Congo Prospect, Eurospect Concession.

Geographic coordinates

Geographic coordinates: -84.34132, 10.2619 (WGS84)
Location accuracy 2000(meters)
Relative position ON NATIONAL COORDINATES: 4994, 2499.

Site location context

Political divisions (FIPS codes)

Costa Rica(country)

North America(continent)

Land(continent)

Geographic areas

Country
Costa Rica

Comments on the location information

  • 12 KM SE OF QUESADA ALONG FILA CHOCOSEULA N RIDGE FROM CERRO VOLCAN VIEJO.

Commodities

Commodity Importance
Sulfur Primary
Gold Secondary

Materials information

Materials Type of material
Gold Ore
Pyrite Ore
Sulfur Ore
Pyrolusite Gangue

Alteration

  • (Local) Arillization, Silicification, Sericitization

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite
    Rock unit name Poas Andesite Formation
    Rock description Poas Andesite Formation
    Stratigraphic age (youngest) Pleistocene
    Stratigraphic age (youngest) Pleistocene
    Stratigraphic age (youngest) Pleistocene
    Stratigraphic age (youngest) Pleistocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff
    Rock unit name Enriched Unit Of Poas Andesite Formation
    Rock description Enriched Unit Of Poas Andesite Formation
  • Host or associated Host
    Rock type Unconsolidated Deposit > Volcanic Ash
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Volcanic Breccia (Agglomerate)

Nearby scientific data

(1) -84.34132, 10.2619

Economic information

Ore body information

  • Thickness 150M

Comments on the geologic information

  • OCCURS IN AROUND ERODED QUATERNARY AGE CALDERA.

Economic information about the deposit and operations

Development status Prospect
Commodity type Both
Deposit size Small
Significant No

Ownership information

  • Type Owner-Operator
    Owner Empresas Eurospect S. A.
    First year 1980

Comments on the production information

  • PLAN AN OPEN-PIT MINE WITH 110,000 MT PER YEAR PRODUCTION.

Reserves and resources

  • Type In-situ
    Estimate year 1989
    Total resources 8064910000mt ore
    Commodity Subtype Grade units Group Importance Year
    Sulfur S 19.75 wt-pct Sulfur Major 1989

Comments on the reserve resource information

  • ORE (1) PROVEN RESERVES; ORE (2) PROBABLE RESERVES; ORE (3) ESTIMATE OF RESOURCES ON 10 KM SQUARE CONCESSION.

Comments on development

  • 1965-1970: KENNECOTT COPPER CORPORATION, THERMOCHEM INDUSTRIES (SUBSIDARY OF BRAMEDA MINES LTD.). DEPOSIT LIES IN JUAN CASTRO BLANCO FOREST RESERVE AND WILL HAVE STRINGENT ENVIRONMENTAL RESTRAINTS.

Reference information

Bibliographic references

  • Deposit

    BERRANGE, J.P., MATHER, S.J., MORALES C., NURY, AND ALVARADO V., FERNANDO, 1990, THE NON-METALLIC INDUSTRIAL MINERALS AND ROCKS OF COSTA RICA: SAN JOSE, COSTA RICA, PROYECTO ANGLO-COSTARRICENSE DE MINERALES INDUSTRIALES (PACOMI), 181 P

  • Other Database

    CIMRI

  • Production

    BERRANGE ET AL (1990).

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1994 Page, Norman J. U.S. Geological Survey

Beyond USGS

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