Natural Crystalline Malachite Specimens x 4 From Congo MINERAL SPECIMEN showcasing a tangerine hue that

showcasing a tangerine hue that can potentially be altered using acid

This selected tray consists of

rich black or dark grey color

Size = 73 - 196 mm

Every piece is carefully chosen and cleaned

Natural Crystalline Malachite Specimens x 4 From Congo MINERAL SPECIMEN showcasing a tangerine hue thatPRODUCT INFORMATION General Description Malachite is a green Copper Carbonate Hydroxide mineral with a chemical composition of Cu2(CO3)(OH)2. It was one of the first ores used to produce Copper metal. Our specimens are sourced from the Congo which extensively mines the material for its Copper content, thus getting specimen grade material is quite difficult. Pliny the Elder, 79 CE used the ancient term Molochitus but by 1661 the revised spelling was