IMA mineral species

Olshanskyite

Ca₂[B₃O₃(OH)₆]OH·3H₂O

Neso-triborate mineral.

Olshanskyite specimen
Olshanskyite-693176.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCa₂[B₃O₃(OH)₆]OH·3H₂O
ElementsCa, B, O, H
Crystal systemTriclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolOsh
Nickel–Strunz class6.CA.55

“—” 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