Minerals identify

Know how to recognize them

Vauquelinite

Phosphate mineral

Vauquelinite is a complex mineral with the formula Cu 2(Cr ) making it a combined chromate of copper. It forms a series with the arsenate mineral

It was first described in 1818 in the Beryozovskoye deposit, and named for Louis Vauquelin hydrothermal, pyromorphite , beudantite at the type locality

Identification

Color of mineral

Green
Brown
Black

Mohs scale ( mineral hardness )

2.5

The streak

Brown

Density ( specific gravity )

2.11
2.22
2.22

Luster ( interacts light )

Adamantine
Resinous

Crystal ( diaphaneity )

Monoclinic