Corundum
Properties
| Formula | Al2O3 |
| Abbreviation | Crn |
| Classifications | Hematite (group), Alumina |
| Members | Sapphire, Ruby, Sapphire, Eu doped |
| Luminescence emitters | Ca/Mg, Cr, F+ center, Fe, Intrinsic, Unspecified |
| Spectra | Luminescence (1), SXES (1) |
| IMA Status | Grandfathered (pre-IMA), 1714 (?) |
| Search other databases | webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
| Crystal symmetry | Trigonal, Point group 3m, Space group R3c (#167) |
| Tags | Mineral, Simple oxide |
Composition
| Element | Atoms |
|---|---|
| Al | 2 |
| O | 3 |
| Total: | 5 |
References
| Reference | Lines | Spectra | Images |
|---|---|---|---|
| CSIRO SXES database | 0 | 1 | 1 |
| Moore & Karakus 1994 | 4 | 0 | 0 |
| CSIRO CL spectra 2016 | 6 | 1 | 1 |
| White 1974 | 7 | 0 | 0 |