10023 Ettringite, Calcite, Andradite, Hematite, N’Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa
Nice zoned yellow-white ettringite, superb colourless calcite, reddish andradite and minor hematite.
Hashemite as yellow crystals, ettringite colourless prisms
1095 Ettringite, Wessels Mine (Wessel’s Mine), Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa
Yellow unusual almost tabular flattened prismatic crystals. Acquired at the 2013 Artisan’s Festival, Ballarat.
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...