Witbank coalfield, Witbank, Nkangala District, Mpumalanga
The Witbank coalfield is, historically, the most important coalproducing region in South Africa. Bituminous coal is hosted in the Permian Vryheid Formation (Karoo Supergroup) and five coal seams exist in the region, although not all are economically exploitable. About 22 coal mines in the area around Witbank.