Rhodochrosite with Gypsum

N'Chwaning I Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province  South Africa (±1976)

Specimen size: 8.6 × 6.7 × 3.8 cm = 3.39” × 2.64” × 1.50”
Main crystal size: 0.3 × 0.3 cm = 0.12” × 0.12”