- N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
- Small Cabinet, 7.3 x 6.4 x 4.4 cm
Olmiite is the rare Mn2+-dominant analogue of poldervaartite. This is an incredibly rich specimen of this rare mineral, with clusters up to almost 3 cm in length and over one centimeter thick. The color is a very pretty translucent caramel with a hint of salmon color.