21hhdw.is ((HAUSMANNITE)), $25 MINIMUM BID, N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape, South Africa, 2.2 x 1.6 x 1 cm, Thumbnail, | |
Complex Hausmannite crystals with multiple speudo octahedral crystals stacked to form the larger crystals. |