Potassic-arfvedsonite
Properties
| Formula | KNa2(FeII4FeIII)Si8O22(OH)2 |
| Abbreviation | Parf |
| Classification | Arfvedsonite root name group |
| IMA Status | Approved/redefined (IMA 2012 s.p.) |
| Search other databases | webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
| Crystal symmetry | Monoclinic, Point group 2/m, Space group C2/m (#12) |
| Tags | Mineral, Silicate , Hydroxide |
Composition
| Element | Atoms |
|---|---|
| K | 1 |
| H | 2 |
| Na | 2 |
| Fe | 5 |
| Si | 8 |
| O | 24 |
| Total: | 42 |