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Morro Do Ferro

Past Producer in Minas Gerais, Brazil with commodities Iron, Thorium, REE
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10065531
MRDS ID TC40873
Record type Site
Current site name Morro Do Ferro
Alternate or previous names Morro Alto E Consulta

Geographic coordinates

Geographic coordinates: -46.68788, -21.90578 (WGS84)
Elevation 1521
Location accuracy 10000(meters)
Relative position 17 KM S OF POCOS DE CALDAS.

Site location context

Political divisions (FIPS codes)

Minas Gerais(province)

Brazil(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Brazil Minas Gerais
Brazil Sao Paulo

Comments on the location information

  • 350 KM NW OF RIO DE JANEIRO.

Commodities

Commodity Importance
Iron Primary
Thorium Primary
REE Critical Primary

Materials information

Materials Type of material
Allanite Ore
Bastnaesite Ore
Cerianite Ore
Magnetite Ore
Gibbsite Gangue
Kaolin Gangue
Limonite Gangue

Analytical data

Result TRENCH AND ADIT ANALYTICAL DATA GIVEN BY WEDOW (1967).

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Syenite
    Rock unit name Pocos De Caldas Alkaline Intrusive
    Rock description Pocos De Caldas Alkaline Intrusive

Nearby scientific data

(1) -46.68788, -21.90578
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Economic information

Ore body information

  • Thickness 50M
    Length 500M
    Width 130M
    Depth to bottom 15M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Pocos De Caldas Plateau

Ownership information

  • Type Operator
    Owner Contractors
  • Type Owner
    Owner Companhia Geral De Minas, Subsidary Of Byington .
    First year 1935

Comments on the production information

  • UNKNOWN PROSPECT.

Reserves and resources

  • Type In-situ
    Estimate year 1955
    Total resources 1500000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Thorium ThO2 1 wt-pct Thorium Major 1955

Comments on the reserve resource information

  • TWO THIRDS OF ORE WILL AVERAGE CLOSE TO 1.0% THO2 AND 4% RARE EARTH OXIDES; THE REMAINDER AVERAGE CLOSER TO 0.5% THO2 AND 1.5-2.5% RARE EARTH OXIDES.

Comments on development

  • ACQUIRED FOR IRON IN 1935; 1953 AIRBORNE SCINTILLATION-COUNTER SURVEY FOUND THE ANOMALY; USGS, BRAZILIAN CONSELHO NACIONAL DE PESQUIZAS AND DEPARTAMENTO NACIONAL DE PRODUCAO MINERAL DID GROUND AND LABORATORY INVESTIGATION; SEPTEMBER 1955 COMPANHIA GERAL DE MINAS DID TRENCHING AND DROVE AN ADIT THAT OUTLINED RADIOACTIVE ZONE.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit 10% I.E.THO2 EXISTS TO 4-5 M BASED ON TRENCHES AND LOCALLY TO 30 M, ELSEWHERE TO 50 M. MAJOR STOCKWORK VEINS STRIKE. N50-60W, DIPPING 50-85NE. DIMENSIONS FOR SECONDARY DEPOSIT. CENTRAL HIGHER GRADE ZONE COVERS ABOUT 37000 SQUARE METERS AN LOWER GRADE ZONE IS 25,000 SQUARE METERS.

Reporter information

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

Beyond USGS

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

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