Topira Mine

Past Producer in Guyana with commodities Aluminum, Kaolin
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. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10230857
MAS/MILS ID 3120000013
Record type Site
Current site name Topira Mine
Alternate or previous names Ituni Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -58.241, 5.5263 (WGS84)

Site location context

Political divisions (FIPS codes)

Guyana(country)

South America(continent)

Land(continent)

Geographic areas

Country
Guyana

Commodities

Commodity Importance
Aluminum Critical Tertiary
Kaolin Tertiary

Nearby scientific data

Ore Body (1) -58.241, 5.5263

Economic information

Ore body information

  • Thickness 5M
    Depth to top 6M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin RESIDUAL CONCENT
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 ADV ARGILLIC
    Minimum Depth to Top 6
    Avg. Thick. Unconsol. Mat. 6
    Min. Thick. Unconsol. Mat. 6
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Both
Significant No

Mining district

District name Ituni Bauxite Area

Ownership information

  • Type Unknown
    Owner Guyana Bauxite Co. (Guybau)
    Interest 100
    Home office Guyana
    Year 1975

Reference information

Bibliographic references

  • Deposit

    CORRESPONDENCE: GUYANA BAUXITE CO.,LTD., NOV.11,1975 (SEE GU

  • Deposit

    FILE).

  • Deposit

    GUYANA BAUXITE CO. MAP.

  • Deposit

    GEOLOGICAL SURVEY OF GUYANA MAP: BAUXITE DEPOSITS AT LINDEN AND I

  • Deposit

    GEOLOGICAL SURVEY OF BRITISH GUIANA MAP:PART OF N.E. BRITISH GUIA

  • Deposit

    HAMMEN,T., AND WYMSTRA,T., 1964, A PALYNOLOGICAL STUDY ON TH

  • Deposit

    AND U.CRETACEOUS OF BRIT. GUIANA: LEIDSE GEOL. MED.,VOL.30,

  • Deposit

    221

  • Deposit

    KERSEN,J.F. VAN, 1956, BAUXITE DEPOSITS IN SURINAME AND DEME

  • Deposit

    LEIDSE GEOL. MED. DL.21, AFL.1, P.307,308.

General comments

Subject category Comment text
Deposit ACCORDING TO A GUYANA BAUXITE CO.,LTD. LETTER (NOV.11, 1975) DEPOSIT IS MINED OUT. LOCATION IS APPROXIMATE. ACCURACY IS WITHIN PLUS OR MINUS ON MINUTE. MAPS USED ARE INACOURATE (SEE FILE REPORT).

Reporter information

Type Date Name Affiliation Comment
Reporter 21-OCT-1983 Unknown U.S. Bureau of Mines

Beyond USGS

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