EX91AG3: A novelty at Denver 2017. Botryoidal aggregates of Jouravskite micro-crystals, a very rare calcium and manganese sulfate-carbonate. They are very sharp, very bright, have and an extraordinary lemon-yellow color and are on a Xonotlite matrix.
This specimen was photographed for the ‘Munich 2017’ section of the magazine ‘Mineralien Welt’ and appears on page 71 of number 1/2018 and the magazine ‘Paragénesis’, number 01/2018, page 103
N'Chwaning III Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province  South Africa (2017)

Specimen size: 5.8 × 3.6 × 1.7 cm = 2.28” × 1.42” × 0.67”

Main crystal size: 0.7 × 0.3 cm = 0.28” × 0.12”