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Witwatersrand field, Free State Province, South Africa

Ref.: Cousins, C.A. (1973) Platinoids of the Witwatersrand system. Journal of the South African Institute of Mining and Metallurgy: 73: 184-199.

MacLean, P.J. and Fleet, M.E. (1989) Detrital pyrite in the Witwatersrand gold fields of South Africa: evidence from truncated growth banding. Economic Geology: 84: 2008-2011.

Fleet, M.E. (1998a) Detrital pyrite in Witwatersrand gold reefs: X-ray diffraction evidence and implications for atmospheric evolution. Terra Nova: 10: 302-306.

The Witwatersrand is a large basin of metamorphosed conglomerates that forms the greatest gold field in the world. It stretches for 350 km long by 200 km wide with a thickness that can excede 10,000m. The mines have reached depths of 3600m. It occurs in several provinces of South Africa.




Mineral list contains entries from the region specified including sub-localities


Mineral List:
Anatase
'Apatite'
Arsenopyrite
Baryte
Betafite
Biotite
Bornite
Braggite
Brannerite
Brookite
Calaverite
Calcite
Cassiterite
Chalcocite
Chalcopyrite
'Chlorite Group'
Chloritoid
Chromite
Cobaltite
Coffinite
Columbite
Cooperite
Corundum
Covellite
Cubanite
Diamond
Digenite
Dolomite
Dyscrasite
Epidote
Erlichmanite
Euxenite-(Y)
'Feldspar Group'
Galena
'Garnet Group'
Gersdorffite
Geversite
Glaucodot
Gold
Graphite
Hematite
Hercynite
var: Picotite

Hollingworthite
Ilmenite
Irarsite
Iridarsenite
Iridium
var: Osmiridium
var: Platiniridium
var: Ruthenosmiridium
Isoferroplatinum
Kaolinite
Kyanite
Laurite
Leucoxene
Linnaeite
Löllingite
Mackinawite
Magnetite
Marcasite
Margarite
Michenerite
Millerite
Molybdenite
'Monazite'
Moncheite
Muscovite
Nickeline
Osarsite
Osmium
var: Iridosmine
Pentlandite
Proustite
Pyrite
Pyrophyllite
Pyrrhotite
Quartz
Rectorite
Ruthenarsenite
Rutile
Safflorite
Silver
Skutterudite
Sperrylite
Sphalerite
Stibiopalladinite
Stibnite
Stromeyerite
Sudburyite
Sudoite
Tellurium
Tennantite
Tetrahedrite
Thorite
var: Uranothorite
Titanite
'Tourmaline'
Troilite
Tučekite
Uraninite
Xenotime-(Y)
Zircon


143 entries listed. 87 valid minerals.

Localities in this Region:
South Africa
 
  • Free State Province
    • Witwatersrand field
      • Theunissen
      • Virginia District

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in South Africa Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 23rd Oct 2009 06:27:03