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  3. Mineral Resource Data System (MRDS)

Tweefontein 1033

Past Producer in South Africa with commodities Platinum, Gold, Palladium
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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. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10038823
MRDS ID M046277
Record type Site
Current site name Tweefontein 1033

Geographic coordinates

Geographic coordinates: 28.98141, -24.03308 (WGS84)
Relative position 15 MILES NW OF POTGIETERUST

Site location context

Political divisions (FIPS codes)

South Africa(country)

Africa(continent)

Land(continent)

Geographic areas

Country
South Africa

Commodities

Commodity Importance
Platinum Critical Primary
Gold Primary
Palladium Critical Primary

Comments on the commodity information

  • SPERRYLITE CRYSTALS UP TO 33 GRAMS, MEASURING 1.85 BY 1.62 BY 1.5 CM

Materials information

Materials Type of material
Chalcopyrite Ore
Cubanite Ore
Gold Ore
Pyrrhotite Ore
Sperrylite Ore

Analytical data

Result CHALCOPYRITE = 17.3%, CUBANITE = 2.9%, PYRRHOTITE = 41.2%, PENTLANDITE = 36.4%

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite

Nearby scientific data

(1) 28.98141, -24.03308
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Economic information

Ore body information

  • General form PEGMATITE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Potgeitersrust District

Reference information

Bibliographic references

  • Deposit

    MINERAL RESOURCES OF S. AFRICA, 1959, 4TH ED.: S. AFRICA GEOLOGICAL SURVEY, P. 167

  • Deposit

    WAGNER, 1929, PLATINUM DEPOSITS AND MINES OF SOUTH AFRICA: STRUIK (PTY) LTD., CAPETOWN, 1973, P. 12 - 298

  • Deposit

    HALL, 1932, BUSHVELD IGNEOUS COMPLEX: S. AFRICA GEOLOGICAL SURVEY MEM. 28, P. 107

  • Deposit

    CABRI AND CHEN, 1976, STIBIOPALLADINITE FROM THE TYPE LOCALITY: AM. MIN. V.61

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1975 Blair, Will N. U.S. Geological Survey

Beyond USGS

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

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