Placoa

Producer in Bolivar, Venezuela with commodity Iron
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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Economic information about the deposit and operations
  12. Mining district
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10111254
MRDS ID W026892
Record type Site
Current site name Placoa

Geographic coordinates

Geographic coordinates: -63.22858, 7.29288 (WGS84)
Relative position ABOUT 25 KM E OF CERRO BOLIVAR

Site location context

Political divisions (FIPS codes)

Bolivar(province)

Venezuela(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Venezuela Bolivar

Commodities

Commodity Importance
Iron Primary

Materials information

Materials Type of material
Hematite Ore
Quartz Gangue

Alteration

  • (Local) Laterization

Mineral occurrence model information

Model code 188
USGS model code 28b
Deposit model name Algoma Fe

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Stratigraphic age (youngest) Neoarchean
    Stratigraphic age (youngest) Neoarchean
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Imataca Complex
    Rock description Imataca Complex

Nearby scientific data

(1) -63.22858, 7.29288

Economic information

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Mining district

District name San Isidro Iron Quadrilateral

Reserves and resources

  • Type In-situ
    Estimate year 1970
    Indicated 125000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Iron Fe 45 wt-pct Iron Major 1970

Reference information

Bibliographic references

  • Deposit

    ALVARADO, BENJAMIN, 1970, IRON ORE DEPOSITS IN SOUTH AMERICA, IN SURVEY OF WORLD IRON ORE RESOURCES -- OCCURRENCE AND APPRAISAL: NEW YORK, UNITED NATIONS, P. 302-380.

  • Deposit

    FERENCIC, ANTE J., 1969, GEOLOGY OF THE SAN ISIDRO IRON DEPOSIT, VENEZUELA: MINERALIUM DEPOSITA, V. 4, NO. 3, P. 283-297.

  • Reserve-Resource

    ALVARADO, BENJAMIN, 1970.

General comments

Subject category Comment text
Deposit THIS IS ONE OF NINE DEPOSITS IN THE SAN ISIDRO IRON QUADRILATERAL, SEE THAT MRDS FORM FOR ADDITIONAL INFORMATION

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1973 Cooper, Margaret U.S. Geological Survey

Beyond USGS

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