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Rock: Conglomerate (Gold Ore) Contains sediments of Precambrian age; contains about 8 grams of gold per ton of rock.Mineral Origin: Witwatersrand formation, South Africa. The gold in the Witwatersrand Basin area was deposited in Archean river deltas having been washed down from surrounding gold-rich greenstone belts to the north and west. Primary mineral commodity: GoldPrimary Mineral Commodity Uses: 45% jewelry, 45% investments and finance, and the remaining 10% is for technological and industrial use (75% of that going to producing electronics).
Mineral Resources Program