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Specimen size 30mm x 30mm.
Pella, Northern Cape, South Africa. 40mm x 35mm.
N'Chwaning 2 Mine, Kalahari Manganese Fields, South Africa. 110mm x 50mm.
N'Chwaning 2 Mine, Kalahari Manganese Fields, South Africa. 40mm x 35mm.
Rossing, Namibia. 70mm x 40mm.
Mussina Copper Mine, Mussina, Limpopo, South Africa. 110mm x 60mm.