The Witwatersrand Basin is a largely underground geological formation which surfaces in the Witwatersrand. It holds the world's largest known gold reserves and has produced over 40 000 tonnes (1.3 × 10 9 ozt), which represents about 22% of …

Aug 2, 2017 · South Africa is famous for its rich deposits of gold, the vast majority of which come from the Witwatersrand Basin, an underground geological formation believed to have once been the floor...

Feb 21, 2019 · The Mesoarchaean Witwatersrand Basin represents the largest known gold anomaly and has produced more gold than any other ore province in the world. Deposition of the predominantly siliciclastic basin fill began shortly after 2985 Ma in a shallow marine...

Witwatersrand, ridge of gold-bearing rock mostly in Gauteng province, South Africa. Its name means “Ridge of White Waters.” The highland, which forms the watershed between the Vaal and Limpopo rivers, is about 62 miles (100 km) long and 23 miles (37 km) wide; its …

The Witwatersrand rocks overlie rocks of the Dominion Reef System, underlie those of the Ventersdorp System, and occur in an east-west band from Randfontein to Springs and from the Vaal River in the region of Klerksdorp in the north to Ventersdorp in the south.

Sep 7, 2021 · The Witwatersrand Basin Project is an underground gold mine being developed in South Africa by Australian exploration and development company West Wits Mining (West Wits). The project is being implemented in five stages.

Apr 25, 2017 · In 1886, gold was discovered in the Witwatersrand Basin, and since then half of all the gold that has been mined in the world has been derived from this and nearby sources.

Dec 1, 1995 · The Witwatersrand Basin is an approxi- mately 7000 m thick terrigenous sequence comprising mainly arenaceous and argillaceous, together with minor rudaceous, iithologies deposited in a fluvio-del- taic environment in the centre of the Kaapvaal Craton (Fig. 1 and Fig. 3).

Feb 2, 2015 · The Witwatersrand Basin in South Africa is one of the best-preserved records of fluvial sedimentation on an Archaean continent1.

Jun 1, 2024 · The Witwatersrand Basin is renowned for its resplendent gold deposits, which sit nestled between quartz pebbles in fluvial conglomerates of the upper 2.9 Ga Central Rand Group (Kositcin and Krapez, 2004; Frimmel et al., 2005; Tucker et al., 2016; Frimmel, 2019).