Deep Color Veszelyite Crystals from Montana

Veszelyite


Formula: Cu2+3PO4(OH)3·2H2O
System: Monoclinic
Colour: Green, blue, greenish ...
Hardness: 3½ - 4

From: Black Pine Mine , Black Pine Ridge, John Long Mts, , Granite Co., Montana, USA


Photo credit: Gianfranco Ciccolini
 
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