- Dioptase, Calcite
- Small Cabinet, 5.6 x 4.4 x 2.8 cm
- Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto (Oshikoto) Region, Namibia
This rich cluster of calcite rhombohedrons is lit up by tiny crystals of dioptase both on the surface of, and included inside, the calcites. Classic material from the Tsumeb Mine.