IMA mineral species
Calciomurmanite
(Na,☐)₂Ca(Ti,Mg,Nb)₄[Si₂O₇]₂O₂(OH,O)₂(H₂O)₄
Seidozerite supergroup, sorosilicate mineral.
Properties
| Chemical formula | (Na,☐)₂Ca(Ti,Mg,Nb)₄[Si₂O₇]₂O₂(OH,O)₂(H₂O)₄ |
|---|---|
| Elements | Na, Ca, Ti, Mg, Nb, Si, O, H |
| Crystal system | Triclinic |
| Mohs hardness | — |
| Density | — |
| Streak | — |
| Color | — |
| IMA symbol | Cmmn |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
🌍 Where it's found
Type locality (where it was first described): Mount Selsurt, Russia
Learn more
- Calciomurmanite on Mindat.org
- Wikidata item Q20830025 (source of this page's data – you can correct it there)
IMA mineral species
Triclinic