Smithsonite (variety cobaltoan) with Quartz and Pyrite

Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia (±1980)

Specimen size: 10 × 8.8 × 3.7 cm = 3.94” × 3.46” × 1.46”
Main crystal size: 1 × 0.9 cm = 0.39” × 0.35”