Olmite

Kalahari Manganese Fields 

Northern Cape Province South Africa  6 x 4.5 x 4 cm

Rocky Mountain Gems and Minerals 

Cluster of large emerald-green Dioptase crystals on matrix. The two largest dioptase crystals are 0.9 inches long. Luster is vitreous. Crystals are rhombohedral shape. The specimen is from the Kaokoveld plateau in Namibia.

Beautiful cluster of green TSAVORITE which is a variety of GROSSULAR (Garnet). The translucent Tsavorite crystals are on a matrix of silvery Graphite. The largest Tsavorite crystal is 0.4 inches. Green color is from traces of chromium. Luster is vitreous.  This specimen is from the type locality of Merelani Hills, Tanzania.

A neat sample of Shattuckite from Kandesi in the Kaokoveld Plateau of Namibia.