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South32 Mamatwan Mine

Mamatwan Mine

Mamatwan Mine is part of the Hotazel Manganese Mines (HMM) operated by South32. Mamatwan mine consists of an open pit operation that commenced in 1963 and uses the terrace mining method. The pit is being extended to the north and the west. The current run of mine for Mamatwan is in the order of 2.91million tons per annum. The current life of mine of Mamatwan mine is 15 years.


The ore is beneficiated using:

  • Dense Medium Separation
  • Sinter process

The Hotazel Manganese Mines (HMM) are part of South Africa Manganese and include two mines, Wessels high grade underground mine and Mamatwan medium grade open pit mine. Manganese ore is sold to both the local and international markets.


South32 purpose is to make a difference by developing natural resources, improving people’s lives now and for generations to come. We are trusted by our owners and partners to realise the potential of their resources.