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  3. Mineral Resource Data System (MRDS)

Boa Vista

Past Producer in Minas Gerais, Brazil with commodity Mica
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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. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10066335
MRDS ID TC42491
Record type Site
Current site name Boa Vista
Alternate or previous names Boa Vista Mansur

Geographic coordinates

Geographic coordinates: -40.96974, -18.58335 (WGS84)
Location accuracy 10000(meters)
Relative position ON WEST SLOPE OF CORREGO BOA VISTA VALLEY.

Site location context

Political divisions (FIPS codes)

Minas Gerais(province)

Brazil(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Brazil Minas Gerais

Commodities

Commodity Importance
Mica Primary

Materials information

Materials Type of material
Muscovite Ore
Beryl Gangue
Microcline Gangue
Plagioclase Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Schist
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite

Nearby scientific data

(1) -40.96974, -18.58335
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Economic information

Ore body information

  • General form DIKE-LIKE
    Strike N-S
    Dip 70-85W
    Thickness 2M
    Length 40M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Discovery year 1940

Comments on the production information

  • UNDERGROUND MOVED 460 CUBIC METERS TO PRODUCE 55 MT CRUDE MICA BY UNDERHAND OPEN-STOPE.

Reference information

Bibliographic references

  • Deposit

    PECORA, W.T., KLEPPER, M.R., LARRABEE, D.M., BARBOSA, A.L.M., AND FRAYHA, RESK, 1950, MICA DEPOSITS IN MINAS GERAIS, BRAZIL: U.S. GEOLOGICAL SURVEY BULLETIN 964-C, P. 205-305

  • Other Database

    CIMRI

  • Production

    PECORA ET AL (1950).

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-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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