Libethenite

Phosphate mineral

Libethenite is a rare copper hydroxide mineral. It forms striking, dark green orthorhombic, Slovakia and is named after the German name of that locality (Libethen). Libethenite has also been found in the Miguel Vacas Mine , Vila Viçosa , Portugal, Vielsaim , Luxembourg Province

Identification

Color of mineral

Green

Black

Mohs scale ( mineral hardness )

The streak

Green

Density ( specific gravity )

1.701

1.743

1.787

Luster ( interacts light )

Vitreous

Greasy

Crystal ( diaphaneity )

Orthorhombic