Fibrous Malachite Cuprite Deep Red Gemmy Crystal Matrix Rare Christmas Cluster Rocks and Minerals Mineral Specimen West Mashamba Mine Congo

This is a beautiful bright green fibrous malachite cluster, punctuated by a deep red center of cuprite, a copper hydroxide mineral that is often known as "ruby copper". The malachite has grown in a sparkling, delicate fibrous structure, offering visual interest from all sides. When brightly lit, the deep red zone of cuprite in the center reflects amazing red clarity! This is a very rare, very attractive “Christmas” red and green combination. This medium sized, substantial cluster would make a handsome addition to any serious mineral collection! Locality: West Mashamba Mine, Congo. Dimensions: 3.13” x 1.88” x 2.00” (80mm x 48mm x 51mm) Weight: 235 g (8.3 oz) FORMATION: Malachite is a copper carbonate mineral, which is always green. It forms in association with other copper-bearing minerals. It is known for its amazingly graphic forms, which include fibrous (as delicate fibers) and botryoidal (globular clusters). It is a classic African mineral. Cuprite is a unique copper hydroxide