Malachite Specimen, Polished and Raw, Republic of Congo

Discover the mesmerizing swirls of our Congo Malachite Stone, where polished surfaces reveal a dance of natural patterns, a true gem from Congo, perfect for any collector's showcase. This specimen originates from the Katanga region in the Democratic Republic of Congo, an area renowned for producing some of the finest malachite specimens worldwide.

Malachite is a copper carbonate hydroxide mineral with the chemical formula Cu₂CO₃(OH)₂. It crystallizes in the monoclinic crystal system and exhibits a Mohs hardness of 3.5 to 4, making it relatively soft and suitable for polishing. The stone’s silky to vitreous luster enhances its rich, deep green hues and distinctive “eye” pattern banding, which are characteristic of malachite from this region. This specimen features a polished surface that beautifully showcases these natural concentric and swirling patterns, while the raw side retains its textured, natural form, highlighting its authentic origin.

Collectors value this Congo Malachite not only for its striking aesthetics but also for its provenance and well-preserved condition. Its combination of polished and raw surfaces provides an intriguing contrast that adds depth to any mineral collection or display. The vibrant green tones and intricate patterns make this piece a compelling example of malachite’s unique beauty.

Due to malachite’s softness and sensitivity to acids and heat, it is recommended to handle and clean this specimen gently, avoiding exposure to harsh chemicals or prolonged direct sunlight to preserve its color and surface integrity.

Democratic Republic of the Congo — premier source of dioptase, malachite, cobaltoan calcite.