Stunning Atacamite with Libethenite Crystals

Posted on 1 July 2017 by admin

Atacamite

Formula: Cu2(OH)3Cl
System: Orthorhombic
Colour: Bright green, dark …
Lustre: Adamantine, Vitreous
Hardness: 3 – 3½

Libethenite

Formula: Cu2(PO4)(OH)
System: Orthorhombic
Colour: Light to dark green, …
Lustre: Sub-Vitreous, Resinous, Waxy, Greasy
Hardness: 4

Photo by: © Tóth László


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