Copper

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

Specimen size: 2.6 × 2.2 × 1.7 cm = 1.02” × 0.87” × 0.67”
Main crystal size: 1.4 × 0.4 cm = 0.55” × 0.16”