Copper after Cuprite and with Cuprite

Poteryaevskoe Mine, block 2-1, ↓100 m., Rubtsovsky District, Altai Krai  Russia (20-25/11/2010)

Specimen size: 5.4 × 4.2 × 2.3 cm = 2.13” × 1.65” × 0.91”
Main crystal size: 1.7 × 1.6 cm = 0.67” × 0.63”