Malachite after Dioptase after Calcite

Tantara Mine area, Shinkolobwe, Katanga Copper Crescent, Katanga (Shaba)  Congo D.R.

Specimen size: 4.7 × 3.5 × 2.5 cm = 1.85” × 1.38” × 0.98”
Main crystal size: 2 × 1.1 cm = 0.79” × 0.43”