Cobaltoan Smithsonite

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

Specimen size: 5.8 × 4.8 × 2.2 cm = 2.28” × 1.89” × 0.87”
Main crystal size: 0.7 × 0.7 cm = 0.28” × 0.28”