Size 18 x 11 x 3,5 cm - weight 460 grams Aurichalcite Crystals with Malachite, Azurite in a Limonite matrix, an amazing rare multi-colored specimen with a varied composition From ''Jean Baptiste'' Mine, Kamariza Mines (Kamareza Mines), Agios Konstantinos Lavreotiki, East, Attica, Greece Aurichalcite is a delicate, pale green to sky-blue carbonate mineral characterized by soft, acicular, or fibrous, needle-like crystals that often form velvety, feathery coatings in the oxidized zones of copper and zinc deposits. First described in 1839, by Bottrge its name derives from the Greek for "mountain brass"The type locality is the ''Loktevskoye'' Mine, Upper Loktevka River, Rudnyi Altai, Altaiskii Krai, Western Siberia, will be sent with a security number