Malachite Stalactite (DR Congo) | natural malachite crystal, mineral specimenMalachite is a secondary copper carbonate hydroxide mineral that is renowned for its vivid green hues, concentric banding, and unique crystal formations. The Democratic Republic of the Congo, particularly the Katanga Copper Crescent, is one of the worlds best localities for fine malachite specimens. Malachite stalactites are one of the most visually striking and sought after formations of this vibrant green mineral. These unique and beautiful