Celsian
Images
Properties
| Formula | BaAl2Si2O8 | 
| Abbreviation | Cls | 
| Classification | Feldspar (group) | 
| Luminescence emitter | Mn | 
| Spectra | Luminescence (2) | 
| IMA Status | Grandfathered (pre-IMA), 1895 | 
| Search other databases | webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database | 
| Related materials | Hexacelsian, Paracelsian | 
| Crystal symmetry | Monoclinic, Point group 2/m, Space group C2/c (#15) | 
| Tags | Mineral, Aluminosilicate | 
Composition
| Element | Atoms | 
|---|---|
| O | 8 | 
| Si | 2 | 
| Al | 2 | 
| Ba | 1 | 
| Total: | 13 | 
References
| Reference | Lines | Spectra | Images | 
|---|---|---|---|
| CSIRO R-2022-01 | 0 | 1 | 1 | 
| Götze et al. 2000 | 1 | 0 | 0 | 
| Götze 2000c | 1 | 1 | 1 |