Olmiite with Calcite and Oyelite - N'Chwaning II Mine, level 45 south, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province South Africa

Olmiite with Calcite and Oyelite

N'Chwaning II Mine, level 45 south, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province South Africa (13-15/08/2009)

Specimen size: 2.9 × 1.6 × 2.1 cm = 1.14” × 0.63” × 0.83”
Main crystal size: 1.8 × 1.5 cm = 0.71” × 0.59”