United Manganese of Kalahari (UMK)- United Manganese of Kalahari (UMK) is a manganese mining company in South African, and is currently the 4th largest producer of manganese in the world. It was established in 2005, and is a joint venture between Majestic Silver Trading 40 (Pty) Ltd (51%) and Renova Manganese Investments (Pty) Ltd (49%).
United Manganese of Kalahari (UMK) is currently the 4th largest producer of manganese in the world.
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- United Manganese of Kalahari (UMK)
- UMK "comes of age" as it opens final infrastructure--By Natasha Odendaal——Mining Weekly
- Renova puts up to $400 mln in South Africa manganese business
- Russia's Renova launches S.Africa manganese mine--Reuters
- United Manganese of Kalahari (UMK) Mine--Mbendi
- South African manganese developments & United Manganese of Kalahari case study—By David J Morris, General Manager Africa/India; James Harrison