Smithsonite (variety Co-bearing smithsonite)

Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia

Specimen size: 2.9 × 2 × 1.8 cm = 1.14” × 0.79” × 0.71”
Main crystal size: 0.7 × 0.6 cm = 0.28” × 0.24”