Minerals identify

Know how to recognize them

Volborthite

Polyvanadate mineral

Volborthite is a mineral containing copper , with the formula 2O. Found originally in 1838 in the Urals , it was first named knaufite but was later changed to volborthite for Alexander von Volborth (1800–1876), a Russian

Tangeite (synonym: calciovolborthite), CaCuVO4(OH), is closely related.

Identification

Color of mineral

Green
Yellow

The streak

Green

Density ( specific gravity )

1.793
1.801
1.816

Luster ( interacts light )

Vitreous
Waxy
Greasy
Pearly

Crystal ( diaphaneity )

Monoclinic