Size 7,5 x 6,5 x 5,5 cm - weight 330 grams Excellent specimen Brochantite Brochantite is a sulfate mineral, one of a number of cupric sulfates. Formed in arid climates or in rapidly oxidizing copper sulfide deposits, it was named by Armand Lévy for his fellow Frenchman, geologist and mineralogist A. J. M. Brochant de Villiers. Crystals of brochantite can range from emerald green to black-green to blue-green, and can be acicular or prismatic. Brochantite is often associated with minerals such as malachite, azurite, and chrysocolla, and may form pseudomorphs with these minerals. From''Jean Baptiste'' Mine, Kamariza Mines (Kamareza Mines), Agios Konstantinos (Kamariza), Lavreotiki, East Sounio Attica, Greece will be sent with a security number