Mangoancalcite after Calcite (Kalahari Manganese Fields, South Africa)
N'Chwaning 2 Mine, Kalahari Manganese Fields, South Africa. 40mm x 40mm.
This was one of those once of finds, the calcite cubes have been replaced with Mangoancalcite. The find was quickly snapped up by the local collector fraternity, we where lucky to secure a few of these specimens at the time. Packed shipping weight +/- 100gr.