IMA mineral species

Kurgantaite

CaSr[B₅O₉]Cl·H₂O

Borate mineral.

Properties

Chemical formulaCaSr[B₅O₉]Cl·H₂O
ElementsCa, Sr, B, O, Cl, H
Crystal systemTriclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolKga
Nickel–Strunz class6.ED.05

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

🌍 Where it's found

Type locality (where it was first described): Inder Lake, Kazakhstan