Cornetite with Malachite

L'Etoile du Congo Mine (Star of the Congo Mine), Lubumbashi (Elizabethville), Katanga Copper Crescent, Haut-Katanga (Shaba)  Congo D.R.

Specimen size: 8.9 × 6.3 × 3 cm = 3.50” × 2.48” × 1.18”
Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”