Rossmanite
Properties
| Formula | ☐(Al2Li)Al6(Si6O18)(BO3)3(OH)3(OH) | 
| Abbreviation | Rsm | 
| Classification | Tourmaline | 
| IMA Status | Approved (IMA 1996-018) | 
| Search other databases | webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database | 
| Tags | Borate , Hydroxide , Mineral, Aluminosilicate | 
Composition
| Element | Atoms | 
|---|---|
| H | 4 | 
| B | 3 | 
| O | 31 | 
| ☐ | 1 | 
| Li | 1 | 
| Si | 6 | 
| Al | 8 | 
| Total: | 54 |