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Mineralogyof Platinum-Group Mineralsin the Witwatersrand,SouthAfrica CLIVE E. FEATHE• Abstract Approximately80...platinum-groupmineral grains in the Precambrian Witwatersrand conglomerate reefs are (Ir, Os, Ru) alloys.... Platinum-Group Minerals Identified in the Witwatersrand Concentrate and Estimates of Their Average Relative...The platinum-groupminerals identified in the Witwatersrand 1. Osmium 2. Iridosmine 3. Osmiridium 4. 5...Sb) Te Ruthenium sulfarsenide* Iridarsenite Ruthenarsenite Laurite* Michenerite 17. Moncheite 18. Geversite |
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Twenty-three, Number Three ® Articles Gold in South Africa ..............................................Record, ,·olume 23 , Ma.,·-June. 1992 GOLD IN SOUTH AFRICA Bruce Cairncross Department of Geology Rand...Afrikaans University P.O. Box 524 Johannesburg 2000 South Africa Carl R. Anhaeusser Economic Geology Research...the Witwatersrand P.O. Wits 2050 Johannesburg South Africa Gold has been mined in South Africa for over...has been won from conglomerate reefs of the Witwatersrand goldfields, where production from individual |
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Mowry Place Tucson, AZ 85741 Articles Gold in South Africa ..............................................Afrikaans University P.O. Box 524 Johannesburg 2000 South Africa Carl R. Anhaeusser Economic Geology Research...O. Wits 2050 Johannesburg South Africa Gold has been mined in South Africa fo r over a century. Most...has been won from conglomerate reefs o f the Witwatersrand goldfields, where production from individual...INTRODUCTION Gold was mined in pre-European times in South Africa by the indigenous tribes. Most of the gold was |