Shigaite on Rhodochrosite

N'Chwaning I Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province  South Africa (1996)

Specimen size: 3.3 × 2.7 × 1.4 cm = 1.30” × 1.06” × 0.55”
Main crystal size: 0.5 × 0.3 cm = 0.20” × 0.12”