IMA mineral species

Grimaldiite

CrO(OH)

Hydroxide mineral.

Grimaldiite specimen
Grimaldiite & Mcconnellite.jpg · Wikimedia Commons (see file page for author & license)

Properties

⚖ Density4.05 g/cm³
Heavy
Chemical formulaCrO(OH)
ElementsCr, O, H
Crystal system—
Mohs hardness—
Density4.05 g/cm³
Streak—
Color—
IMA symbolGmd
Nickel–Strunz class4.FE.20

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