Copper

Onganja (Emke) Mine, Helen Farm 235, Onganja mining area, Seeis, Windhoek District, Khomas Region  Namibia

Specimen size: 5.5 × 3.3 × 1.5 cm = 2.17” × 1.30” × 0.59”
Main crystal size: 0.9 × 0.5 cm = 0.35” × 0.20”