Almarudite
Properties
| Formula | K(☐,Na)2(Mn,Fe,Mg)2[(Be,Al)3Si12]O30 |
| Abbreviation | Alr |
| Classification | Osumilite (group) |
| IMA Status | Approved (IMA 2002-048) |
| Search other databases | webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
| Tags | Mineral, Aluminosilicate |
Composition
| Element | Atoms |
|---|---|
| Si | 12 |
| O | 30 |
| ☐ | ~1 |
| Na | ~1 |
| K | ~1 |
| Be | ~1.5 |
| Mg | ~0.6667 |
| Mn | ~0.6667 |
| Fe | ~0.6667 |
| Al | ~1.5 |