Natural Crystalline Micro Botryoidal Malachite Specimens x 3 From Congo ARCHITECTURAL / GARDEN Manganese Silicate

Manganese Silicate

Silicon Dioxide

Labradorite is a truly exceptional gem

Black Tourmaline on Quartz from Namibia is notable for its striking appearance

Size = 63 - 83 mm | 2

Natural Crystalline Micro Botryoidal Malachite Specimens x 3 From Congo ARCHITECTURAL / GARDEN Manganese SilicatePRODUCT 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