One very aesthetic, cabinet size specimen of chrysocolla, turquoise, chalcopyrite, malachite, cuprite, and most likely several other secondary copper minerals, a product of crystallization due to water activities in the cracks in an old mine.
One very aesthetic, cabinet size specimen of chrysocolla, turquoise, chalcopyrite, malachite, cuprite, and most likely several other secondary copper minerals, a product of crystallization due to water activities in the cracks in an old mine.