Characterization of the coal resources of South Africa - SAIMMas 70% of that coal is located in the Waterberg, Witbank, and . Flats coalfields are significant barriers to immediate, conventional . MPUMALANGA ... blend coking coal and for metallurgical uses especially in the central Witbank area where.coal blending property mpumalanga,coal blending property mpumalanga,Coal - ExxaroExxaro's coal interests comprise a interest in Kumba Coal and Eyesizwe. . a raw coal crushing facility used to produce unwashed coal for blending at Matimba. . Delmas in the Mpumalanga Province of South Africa some 80km east of Johannesburg. ... Table 2.38 Coal Exploration Properties: Development Stages.