Calcite with Dioptase

Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia (1970-1985)

Specimen size: 3.4 × 3.2 × 2.6 cm = 1.34” × 1.26” × 1.02”
Main crystal size: 1.1 × 1.1 cm = 0.43” × 0.43”