Dioptase, Calcite
Miniature, 3.7 x 2.6 x 1.7 cm
Tsumeb, Otjikoto (Oshikoto) Region, Namibia

A very pretty toenail-sized specimen of small, bright, ge mm and deep green dioptase crystals (better color in person, it just does not come out in pics), on sharp euhedral crystals of calcite! 3.7 x 2.6 x 1.7cm