Makhafola Minerals Established in 2007 in Johannesburg, South Africa. We source Kimberly processed ethically mined diamonds. Makhafola Minerals offer Conflict Free Diamonds with an indexed South Africa country, Botswana, Angola, DRC, and Namibia. The worldwide retail market for diamond jewelry was $60 billion in 2010. Like the gold business, the diamond business is segmented into several groups.