Beneficiation of Diamonds in Zimbabwe

Wednesday, 14 September 2016 by

Run-of-mine diamonds especially alluvial, are generally coated with carbon and other materials. These materials may also penetrate into the diamond cracks as inclusions. When both the coating and the inclusions are removed, the quality of the diamond stones is enhanced and the prices are consequently increased. The demand for cleaner diamonds is greater. Ever since the discovery of diamonds in Zimbabwe, they have been sold and exported in raw form, thus fetching relatively low prices.

Afrochine Smelting (Pvt), a subsidiary of Tsingshan Iron and Steel Group of China is building a chrome smelter in Selous near Chegutu. The smelter is expected to be complete by mid-November as the company has finished setting up the plant only left to be connected to power utilities by ZESA. The company will be operating