Smithsonite (variety Co-bearing smithsonite)

Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia

Specimen size: 8.9 × 5.6 × 4.1 cm = 3.50” × 2.20” × 1.61”
Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”