Libethenite

Libethenite – Cu₂(PO₄)(OH)

Elements: Copper, Phosphorus, Oxygen, Hydrogen

Class: Phosphates

Crystal System: Orthorhombic

Hardness: 4

Fluorite

Talc (1)Diamond (10)

Softer than glass. A steel knife scratches it.

Origin: Mostardeira Mine, Gloria, Estremoz, Evora – Portugal

More Phosphates