IMA mineral species

Kolskyite

(Ca,☐)Ti₂Na₂Ti₂(Si₂O₇)₂O₄(H₂O)₇

Seidozerite supergroup, sorosilicate mineral.

Properties

Chemical formula(Ca,☐)Ti₂Na₂Ti₂(Si₂O₇)₂O₄(H₂O)₇
ElementsCa, Ti, Na, Si, O, H
Crystal systemTriclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolKsy

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

🌍 Where it's found

Type locality (where it was first described): Kirovskii apatite mine, Russia