Dioptase with Calcite

Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia (±1975)

Specimen size: 2.7 × 1.6 × 1.5 cm = 1.06” × 0.63” × 0.59”
Main crystal size: 1.5 × 0.7 cm = 0.59” × 0.28”