IMA mineral species

Hydroxylborite

Mg₃(BO₃)(OH)₃

Borate mineral.

Properties

Chemical formulaMg₃(BO₃)(OH)₃
ElementsMg, B, O, H
Crystal systemHexagonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolHyb
Nickel–Strunz class6.AB.50

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

🌍 Where it's found

Type locality (where it was first described): Titovskoe boron deposit, Russia