Tennantite with Dolomite and Quartz

Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia

Specimen size: 6.4 × 5.1 × 3.9 cm = 2.52” × 2.01” × 1.54”
Main crystal size: 4.4 × 3.3 cm = 1.73” × 1.30”