Assmang Manganese Mines, Northern ...
In 2013, mineral reserves of 385Mt were identified at Nchwaning Seam two, where mining started in 2014. Mining at the Assmang manganese mine. Both mines are underground operations, using the roomandpillar method. Nchwaning started with one vertical hoisting shaft, with the 450mdeep No 2 vertical skip shaft added and the plant upgraded in 1981.