IMA mineral species

Ernienickelite

NiMn⁴⁺₃O₇(H₂O)₃

Hydroxide mineral.

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

Properties

Chemical formulaNiMn⁴⁺₃O₇(H₂O)₃
ElementsNi, Mn, O, H
Crystal systemTrigonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolEnk
Nickel–Strunz class4.FL.20

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