Chalcoalumite from Bisbee,Az cobalt123's photostream. CuAl4(SO4)(OH)12•3(H2O) A secondary Copper mineral. Crystals, Chalcoalumit Bisbee, Cobalt123 Photostream, Secondary Copper, Nature Design, Chalcoalumit From Bisb, Bisbee Az Cobalt123, Colors Gemstones, Copper Minerals
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Gem Silica with Azurite and Malachite. Gem Silica or Gem Chrysocolla is a rare form of chalcedony colored by copper ... It is often found mixed with malachite, azurite, turquoise or quartz.