1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Aroaima

Producer in Guyana with commodity Aluminum
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Ore body information
  8. Economic information about the deposit and operations
  9. Mining district
  10. Mineral rights holdings
  11. Ownership information
  12. Production statistics
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10133262
MAS/MILS ID 3120000052
Record type Site
Current site name Aroaima
Alternate or previous names Seba

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -57.99929, 5.5013 (WGS84)
Location accuracy 5000(meters)

Site location context

Political divisions (FIPS codes)

Guyana(country)

South America(continent)

Land(continent)

Geographic areas

Country
Guyana

Commodities

Commodity Importance
Aluminum Critical Tertiary

Nearby scientific data

Ore Body (1) -57.99929, 5.5013
ListMap

Economic information

Ore body information

  • Field Value
    Type of Orebody #1 SEDIMENTARY
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin RESIDUAL CONCENT
    Primary Ore Control LITHOLOGY
    Secondary Ore Control OTHER
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 ADV ARGILLIC
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Metallic
Significant Yes
Mining method Open Pit
Year of first production 1991
Milling method Sizing

Mining district

District name Essequibo District

Mineral rights holdings

Type of mineral rights Unknown

Ownership information

  • Type Owner
    Owner Government Of Guyana
    Interest 50
    Home office Guyana
    Year 1992
    First year 1991
  • Type Owner
    Owner Reynolds Metals Co.
    Interest 50
    Home office United States
    Year 1992
    First year 1991

Comments on the ownership information

  • AROIAMA BAUXITE CO. IS 50/50 JV BETWEEN REYNOLDS METALS CO. AND GOVT. OF GUYANA.

Production statistics

  • Year 1991
    Description Mt Ore Per Year 800 Mtpy
  • Year 1992
    Description Mt Ore Per Year 1500 Mtpy

Comments on the production information

  • 5 YR CONTRACT WITH CLARENDON, LTD. SUPPLIES BURNSIDE AND ST CROIX REFINERIES. REYNOLDS ORE GOES TO CORPUS CRISTI REF. AND THIRD PARTY SALES.

Comments on the reserve resource information

  • REYNOLDS METALS CO. TO PROVIDE MANAGEMENT FUNCTIONS. STARTUP DEC. 3, 1991.

Comments on other economic factors

  • GOLIATH-KNIGHT BV HAS WON CONTRACT TO SHIP BAUXITE FROM MINE. MATERIAL MOVES BY 6 TUGS AND 6 BARGES APPROX 120 KM TO TRANSFER POINT AT GEORGETOWN. SOUTHERN STAR SHIPPING WILL USE 37000 DWT SHIPS TO TRANSPORT ORE TO US GULF, US VIRGIN ISLANDS.

Reference information

Bibliographic references

  • Reserve-Resource

    MINING ANNUAL REVIEW-1992.

  • Deposit

    BLEACKLEY, D. 1964. BAUXITES AND LATERITES OF BRITISH GUIANA

  • Deposit

    GEOLOGICAL SURVEY OF BRITISH GUIANA, BULL. NO. 34.

  • Deposit

    VELASQUEZ, JOSE DARIO H., 1972. LIMITS OF ECONOMIC FEASIBILI

  • Deposit

    BAUXITE IN WESTERN COLUMBIA. THESIS DEPT. OF MINERAL ECONOMI

  • Deposit

    COLO. SCHOOL OF MINES, GOLDEN. GEN. INFO. APPL. TO GUIANA MI

Reporter information

Type Date Name Affiliation Comment
Reporter 26-SEP-96 Wilburn, David R. U.S. Bureau of Mines

Beyond USGS

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

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