· otjiwarongo de mines d or. Ministry of Mines and Energy PRODUCING MINES AND THEIR . J. D. Soutwerke. Rock salt. Ms. Du Plessis P O Box 44 Kamanjab Cell: [email protected]: Namibia Mineral Development. Dolomite/wollastonite . P O Box 24046 Windhoek 061 237055 061 235677 [email protected]: Okorusu Fluorspar Mine. Fluorspar. P O Box 1236 Otjiwarongo 067 305 404. Get Price. Mining .
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