IMA mineral species

Jimboite

Mn²⁺₃[BO₃]₂

Borate mineral.

Jimboite specimen
Jimboite displayed at Mining Museum of Akita University.jpg · Wikimedia Commons (see file page for author & license)

Properties

⛏ Mohs hardness5.5
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Scratches glass; quartz scratches it.

Chemical formulaMn²⁺₃[BO₃]₂
ElementsMn, B, O
Crystal systemOrthorhombic
Mohs hardness5.5
Density—
Streak—
Color—
IMA symbolJbo
Nickel–Strunz class6.AA.35

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