IMA mineral species

Cornubite

Cu₅(AsO₄)₂(OH)₄

Arsenate mineral.

Green

Cornubite specimen
Cornubite Tomeik.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCu₅(AsO₄)₂(OH)₄
ElementsCu, As, O, H
Crystal systemTriclinic
Mohs hardness4
Density—
Streak—
Color—
IMA symbolCnb
Nickel–Strunz class8.BD.30

“—” means no reliable value in Wikidata yet. Check Mindat for full data.