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Brigidas

Past Producer in Minas Gerais, Brazil with commodity Zirconium
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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. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10065541
MRDS ID TC40886
Record type Site
Current site name Brigidas

Geographic coordinates

Geographic coordinates: -46.69677, -21.86801 (WGS84)
Location accuracy 10000(meters)
Relative position 30 KM SW OF POCOS DE CALDAS, 9 KM SE OF CASCATA.

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
Zirconium Critical Primary

Materials information

Materials Type of material
Zircon Ore

Analytical data

Result VEIN CONC (1 SAMPLE): 0.57% EU
Result VEIN CONC (1 SAMPLE): 0.75% EU.

Host and associated rocks

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

Nearby scientific data

(1) -46.69677, -21.86801
ListMap

Economic information

Ore body information

  • General form LENTICULAR
    Length 170M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Pocos De Caldas Plateau, Cascata Area

Ownership information

  • Type Operator
    Owner Contractors
  • Type Owner
    Owner Companhia Geral De Minas, Subsidary Of Byington (1950'S)

Production statistics

  • Year 1935
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1936
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1937
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1938
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    SIL Silica Silica 15wt-pct
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
  • Year 1939
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1940
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1941
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1942
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1943
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1944
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    SIL Silica Silica 15wt-pct
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
  • Year 1945
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1946
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1947
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1948
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1949
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1950
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1951
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1952
    Period 1940-1952
    Material CONC
    Accuracy Accurate
    Description Cp_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct
    SIL Silica Silica 15wt-pct
  • Year 1952
    Material CONC
    Accuracy Accurate
    Description Ap_Grade: ^72% Zro2, 15% Sio2
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    SIL Silica Silica 15wt-pct
    Major ZrO2 Conc. Zirconium Zirconium 72wt-pct

Comments on the production information

  • ANNUAL PRODUCTION: 1935-1939 ARE EXPORT NUMBERS: 1940-1952 ARE PRODUCTION FOR CASCATA AREA. CUMULATIVE PRODUCTION: PRODUCTION FOR CASCATA AREA. UNKNOWN LITTLE DEVELOPED PRODUCERS

Comments on the workings information

  • 7-10 M DEEP TRENCH; 170 M LONG.

Reference information

Bibliographic references

  • Deposit

    TOLBERT, G.E., 1966, THE URANIFEROUS ZIRCONIUM DEPOSITS OF THE POCOS DE CALDAS PLATEAU, BRAZIL: U.S. GEOLOGICAL SURVEY BULLETIN 1185-C, 28 P

  • Other Database

    CIMRI

  • Production

    TOLBERT (1966)

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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