IMA mineral species

Zaratite

Ni₃(CO₃)(OH)₄ * 4H₂O ?

Questionable carbonate mineral; cubic crystal system but in part amorphous.

Zaratite specimen
Zaratite Hydrous basic nickel carbonate Lor Brassey mine Heeazlewood Tasmania 1966.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaNi₃(CO₃)(OH)₄ * 4H₂O ?
ElementsNi, C, O, H
Crystal systemCubic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolZar
Nickel–Strunz class5.DA.15

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