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Rio Das Garcas

Past Producer in Mato Grosso, Brazil with commodity Diamond
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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. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10065445
MRDS ID TC40688
Record type Site
Current site name Rio Das Garcas

Geographic coordinates

Geographic coordinates: -52.74916, -15.86434 (WGS84)
Relative position ABOUT 680 KM WEST OF BRASILIA.

Site location context

Political divisions (FIPS codes)

Mato Grosso(province)

Brazil(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Brazil Mato Grosso

Comments on the location information

  • NEAR BAGADO
  • TRIBUTARY OF ARGUAYA (ARAGUAIA) RIVER; LOCATION GENERAL CARNEIRO.

Commodities

Commodity Importance
Diamond Primary

Comments on the commodity information

  • 200 CRYSTALS HAD HEXOCTAHEDRON AND TETRAHEXEDRON AS MOST COMMON FORMS, FOLLOWED BY ROUNDED DODECAHEDRA; SIMPLE OCTAHEDRON RARE; STONES ARE COLORLESS.

Materials information

Materials Type of material
Diamond Ore
Anatase Gangue
Apatite Gangue
Garnet Gangue
Ilmenite Gangue
Kyanite Gangue
Magnetite Gangue
Quartz Gangue
Rutile Gangue
Staurolite Gangue
Tourmaline Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Gravel
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -52.74916, -15.86434
ListMap

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Discovery year 1920
Discoverer Garimpeiro

Comments on the production information

  • ACTIVE DEVELOPED PRODUCER
  • AT LEAST 200 STONES.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit DIAMONDS FROM POCKETS OF GRAVELS THAT CONTAIN 10-30 CU YDS UP TO 500-600 CU YDS. MOST STONES CAME FROM 2 MILES EAST OF CORREGO DA COLONIA AND FROM AREA 11 MILES UPSTREAM OF RIVER JUNCTION WITH ARGUAYA. NO DIAMONDS FOUND IN BETWEEN.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-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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