Geological Society of South Africa / Overseas Professional Organisation / South African Mining Development Association / South African Department of Minerals / Mineral and Petroleum Titles Registration Office / /
Person
Jim Davidson / Sizakele Makhaye / Ernest Oppenheimer / Al Rajhi / Thomas Cullinan / Adonis Pouroulis / Clyde Johnson / Rose / Nana Ditodi / Cathy Malins Petra Diamonds / / /
Position
leading diamond producer / Executive Director / Premier / major producer / Chairman / managing director / /