Rhodochrosite

N'Chwaning II Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province  South Africa

Specimen size: 3.6 × 2.7 × 2.2 cm = 1.42” × 1.06” × 0.87”
Main crystal size: 0.6 × 0.6 cm = 0.24” × 0.24”