Major Mines amp Projects Hotazel Mine
Summary: The Hotazel Manganese Mines (HMM) has two operations, the Wessels high-grade underground mine and the Mamatwan medium grade open-pit mine. Mamatwan Mine. Mamatwan mine consists of an open pit operation that commenced in 1963. This pit is still operational, and is being extended to the north and west.universal bulb crusher lamp compactor cfl's and hid's. read more