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  3. Mineral Resource Data System (MRDS)

Morro Grande

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. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10105371
MRDS ID TC42382
Record type Site
Current site name Morro Grande

Geographic coordinates

Geographic coordinates: -41.93474, -20.66274 (WGS84)
Location accuracy 1000(meters)
Relative position 5 KM SW OF ESPERA FELIZ

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
Feldspar Gangue
Kaolin 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) -41.93474, -20.66274
ListMap

Economic information

Ore body information

  • Strike N15-20E
    Dip 45-65 SE
    Thickness 1M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No

Ownership information

  • Type Owner-Operator
    Owner Jose Evavisto Costa
    First year 1940

Comments on the production information

  • LESS THAN 200 KG PER MONTH (1944).

Comments on the workings information

  • OPEN CUT WITH 4 TUNNELS

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

    UNPUBLISHED DATA

General comments

Subject category Comment text
Deposit 2 PEGMATITES

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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