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San Roque

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. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10105368
MRDS ID TC42371
Record type Site
Current site name San Roque
Alternate or previous names Mexeriqueira Group

Geographic coordinates

Geographic coordinates: -41.93252, -20.69496 (WGS84)
Location accuracy 1000(meters)
Relative position ABOUT 11 KM SSW OF ESPERA FELIZ, 4 KM W OF CAIANA.

Site location context

Political divisions (FIPS codes)

Minas Gerais(province)

Brazil(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Brazil Minas Gerais

Comments on the location information

  • 700 M E OF BORGES MINE.

Commodities

Commodity Importance
Mica Primary

Materials information

Materials Type of material
Muscovite Ore
Feldspar 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) -41.93252, -20.69496
ListMap

Economic information

Ore body information

  • General form IRREGULAR WITH AN E AND W LIMB
    Strike N
    Dip 40-80 E
    Thickness 2.5M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Discovery year 1914
Discoverer Licinio Carneiro

Ownership information

  • Type Owner
    Owner Licinio Carneiro
    First year 1914
    Last year 1918
  • Type Owner
    Owner Jose Rianda Moreleida And Fioravanti Padula
    First year 1918
    Last year 1923
  • Type Owner
    Owner Kristian Thompson
    First year 1923
    Last year 1925
  • Type Owner
    Owner Oliveiria
    First year 1939

Comments on the production information

  • LESS THAN 200 KG PER MONTH (1944).

Comments on the reserve resource information

  • PEGMATITE BOTTOMED OUT IN WORKINGS.

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.

  • Deposit

    LARRABEE, D.M., KLEPPER, M.R., AND FRAYHA, RESK, 1944, THE CHICO DENTISTA GROUP OF MICA MINES; MUNICIPIO OF ESPERA FELIZ, MINAS GERAIS, BRAZIL: U.S. GEOLOGICAL SURVEY UNPUBLISHED REPORT, 19 P.

  • Other Database

    CIMRI

  • Production

    LARRABEE AND OTHERS (1944).

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-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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