Flattened hexagonal dipyramid yellow crystals with pronounced pinacoid faces, and with tiny colourless-white acicular crystals of quartz. Ex Barry Johnson Collection. Video best viewed full screen.
0343 Sturmanite, Ettringite, N’Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
A small cluster of sturmanite crystals. These elongated hexagonal crystals are well formed with the largest being 2.6cm in length x 0.9cm in width. All these crystals are terminated on one end. The outer surface...