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  3. Mineral Resource Data System (MRDS)

It 33

Occurrence in Department of Guiana [French Guiana], France 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 10064901
MRDS ID TC39794
Record type Site
Current site name It 33
Alternate or previous names Crique Palofini, Inini

Geographic coordinates

Geographic coordinates: -53.32892, 3.4564 (WGS84)
Location accuracy 10000(meters)

Site location context

Political divisions (FIPS codes)

Department of Guiana [French Guiana](province)

France(country)

Europe(continent)

Land(continent)

Geographic areas

Country State
France Department of Guiana [French Guiana]

Commodities

Commodity Importance
Diamond Primary

Comments on the commodity information

  • DIAMONDS RARELY 1 MM IN SIZE. ABOUT 62.5% OF THE STONES ARE 125-250 MICRONS.

Materials information

Materials Type of material
Diamond Ore

Host and associated rocks

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

Nearby scientific data

(1) -53.32892, 3.4564
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Significant No

Comments on the reserve resource information

  • 10'S OF CARATS PER CUBIC METER, BUT VOLUME OF ALLUVIUM IS SMALL.

Reference information

Bibliographic references

  • Deposit

    CHOUBERT, B., 1974, LE PRECAMBRIEN DES GUYANES: MEMOIRES DU BUREAU DE RECHERCHES GEOLOGIQUES ET MINIERES NO. 81, 212P.

  • Deposit

    CHOUBERT, B., 19(?), CARTE GEOLOGIQUE DU DEPARTEMENT DE LA GUYANE: SERVICE DE LA CARTE GEOLOGIQUE DE LA FRANCE, SCALE 1:500,000, NO DATE GIVEN.

  • Deposit

    BRGM, 1979, INVENTAIRE MINIER DU DEPARTEMENT DE LA GUYANE: BILAN ET PERSPECTIVES: MINISTERE DE L'INDUSTRIE; BUREAU DE RECHERCHES GEOLOGIQUES ET MANURES, AUG. 1979, 127P.

  • Deposit

    LASSERRE, J.L. AND PLAT, R., 1987, INVENTAIRE MINIER DE LA GUYANE: MINISTERE DE L'INDUSTRIE DES POSTIS ET TELECOMMUNICATIONS ET DU TOURISME, BUREAU DE RECHERCHES GEOLOGIQUES ET MINIERES, DE. 1987, 58P.

  • Other Database

    CIMRI

  • Reserve-Resource

    BRGM (1979)

General comments

Subject category Comment text
Deposit IN ZONE OF ORIENTED N-S THAT IS 8 KM LONG AND 3 KM WIDE, GRAVELS TEND TO BE ENRICHED AT THE SURFACE AND NEAR BEDROCK; NO MAGNESIUM ILMENITE, PYROPE, OR CHROME DIOPSIDE DETECTED.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1993 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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