Helvine
Properties
| Formula | Be3MnII4(SiO4)3S |
| Abbreviation | Hlv |
| IMA Status | Grandfathered (pre-IMA), 1817 |
| Search other databases | webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
| Related materials | Helvite |
| Crystal symmetry | Cubic, Point group 43m, Space group P43m (#215) |
| Tags | Mineral, Silicate |
Composition
| Element | Atoms |
|---|---|
| S | 1 |
| Si | 3 |
| Be | 3 |
| O | 12 |
| Mn | 4 |
| Total: | 23 |