Shigaite on Rhodochrosite

N'Chwaning I Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province  South Africa (2006)

Specimen size: 5 × 3.3 × 1.3 cm = 1.97” × 1.30” × 0.51”
Main crystal size: 0.3 × 0.3 cm = 0.12” × 0.12”