IMA mineral species

Pertsevite-(OH)

Mg₂(BO₃)(OH)

OH-dominant analogue of pertsevite-(F), borate mineral.

Properties

Chemical formulaMg₂(BO₃)(OH)
ElementsMg, B, O, H
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolPsv-OH
Nickel–Strunz class6.AB.75

“—” 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