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  3. Mineral Resource Data System (MRDS)

Nassau

Occurrence in Suriname with commodities Aluminum, Kaolin, Silica
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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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Reserves and resources
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10064033
MRDS ID TC38185
Record type Site
Current site name Nassau
Alternate or previous names Nassau Mtns., Nassaugerbergte

Geographic coordinates

Geographic coordinates: -54.61561, 5.83294 (WGS84)
Relative position 130 KM FROM BANKS OF MAROWYNE RIVER.

Site location context

Political divisions (FIPS codes)

Suriname(country)

South America(continent)

Land(continent)

Geographic areas

Country
Suriname

Commodities

Commodity Importance
Aluminum Critical Primary
Kaolin Primary
Silica Secondary

Comments on the commodity information

  • TYPE 1 'REMNANT', ALUMINUM, ALUMINA

Materials information

Materials Type of material
Bauxite Ore
Boehmite Ore
Gibbsite Ore
Kaolinite Ore

Mineral occurrence model information

Model code 111
USGS model code 38b
Deposit model name Bauxite, laterite type

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist > Greenschist

Nearby scientific data

(1) -54.61561, 5.83294
ListMap

Economic information

Ore body information

  • General form BED-TABULAR
    Thickness 15M

Comments on the geologic information

  • BAUXITE-FERRITE, CONSIST OF SECTION FROM TOP DOWNWARDS: SOIL COVER (50 CM); BAUXITE-FERRITE (10-15M); TRANSITION ZONE (ABOUT 1 M); RESIDUAL CLAY (30 M); WEATHERED BEDROCK (1-3 M); SOLID ROCK. THERE IS A DETRITAL ASPECT (AUTOBRECCIA) COLLUVIAL. "FERRITE" FOUND IN UPPER PORTION (PISOLITIC OR FERRITE-BRECCIA).

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Significant No

Reserves and resources

  • Type In-situ
    Estimate year 1975
    Commodity Subtype Grade units Group Importance Year
    Aluminum Al2O3 53.5 wt-pct Aluminum Major 1975
    Silica SiO2 3 wt-pct Silica Minor 1975

Comments on the workings information

  • HEIGHT: 500-600 M

Reference information

Bibliographic references

  • Deposit

    ALEVA, G.J.J., 1975, THE BAUXITES OF THE GUYANA SHIELD AS A SOURCE OF REFRACTORY GRADE RAW MATERIALS: INTERCERAM, V. 24, NO. 4, P. 259-61.

  • Deposit

    KERSEN, J.F., VAN, 1956, BAUXITE DEPOSITS IN SURINAME AND DEMERARA (BRITISH GUIANA): LEIDSE GEOLOGISCHE MEDEDELINGEN, V.21, PT1, P. 247-375.

  • Other Database

    CIMRI

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1993 Gray, Floyd U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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