Very Rare Cornetite Deep Blue Crystalline druse with chrysocolla and malachite on rock matrix Copper Minerals Specimen. Collector's Choice.
Dimensions (millimeters): 110 x 60 x 25
Dimensions (inches): 4.3 x 2.4 x 1
Origins: Star of the Congo Mine, Lubumbashi, Katanga Province, Democratic Republic of Congo, Africa Old stock.
I asked a friend to check his store house in Tucson for malachite stalactite slices. He had only a few of those but he found these while searching. Originally mined in the 1990s
Chemistry: Cornetite: Cu3PO4(OH)3
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