Hydroxyapophyllite-(K)

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

Specimen size: 6.8 × 5.4 × 2.7 cm = 2.68” × 2.13” × 1.06”
Main crystal size: 1.1 × 1.1 cm = 0.43” × 0.43”