IMA mineral species

Keldyshite

(Na,H)₂ZrSi₂O₇

Sorosilicate mineral.

Properties

Chemical formula(Na,H)₂ZrSi₂O₇
ElementsNa, H, Zr, Si, O
Crystal systemTriclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolKel
Nickel–Strunz class9.BC.10

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

🌍 Where it's found

Type locality (where it was first described): Alluaiv Mountain, Russia

  • Type locality
  • Notable source / deposit
  • Country of origin

Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.