Democratic Republic of Congo - KPMGThe Democratic Republic of the Congo's (DRC) mining sector presents a high-risk high-return . producer of industrial diamonds in 2012, contributing about 21% of global ... bid to encourage miners to process and refine copper concentrates.mining process of diamonds in the congo,The Mineral Industry of Congo (Kinshasa) in 2012 - USGS Mineral .In February 2011, the Diamond Development Initiative. (DDI) started a program to assist Congo (Kinshasa) with the implementation of the Kimberley Process.The Mineral Industry of Congo (Kinshasa) in 2013 - USGS Mineral .800,000 and 1 million miners in diamond mining and between. 100,000 and . capacity to process cobalt and copper concentrates (Engineering. & Mining.
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