| {ALKALI TOURMALINE} | |
| ├── {DRAVITE} | |
| │ ├── Chromium-dravite | NaMg3Cr6(Si6O18)(BO3)3(OH)3(OH) |
| │ ├── Dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3(OH) |
| │ ├── Dutrowite | Na(Fe2+2.5Ti0.5)Al6(Si6O18)(BO3)3(OH)3O |
| │ ├── Ertlite | NaAl3Al6(Si4B2O18)(BO3)3(OH)3O |
| │ ├── Fluor-dravite | NaMg3Al6(Si6O18)(BO3)3(OH)3F |
| │ ├── Magnesio-dutrowite | Na(Mg2.5Ti0.5)Al6(Si6O18)(BO3)3(OH)3O |
| │ ├── Oxy-chromium-dravite | NaCr3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O |
| │ ├── Oxy-dravite | Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O |
| │ ├── Oxy-vanadium-dravite | NaV3(V4Mg2)(Si6O18)(BO3)3(OH)3O |
| │ ├── Vanadio-oxy-chromium-dravite | NaV3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O |
| │ ├── Vanadio-oxy-dravite | NaV3(Al4Mg2)(Si6O18)(BO3)3(OH)3O |
| │ └── Vanadiumdravite | Na(Mg,V3+)3(V3+,Al,Cr3+)6[(OH,O)4|(BO3)3|(Si6O18] |
| ├── {ELBAITE} | |
| │ ├── Elbaite | Na(Al1.5Li1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
| │ ├── Fluor-elbaite | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3F |
| │ └── Princivalleite | Na(Mn2Al)Al6(Si6O18)(BO3)3(OH)3O |
| ├── Maruyamaite | K(MgAl2)(Al5Mg)(BO3)3(Si6O18)(OH)3O |
| ├── {OLENITE} | |
| │ ├── Darrellhenryite | Na(Al2Li)Al6(Si6O18)(BO3)3(OH)3O |
| │ └── Olenite | NaAl3Al6(Si6O18)(BO3)3O3(OH) |
| ├── {POVONDRAITE} | |
| │ ├── Bosiite | NaFe3+3(Al4Mg2)(Si6O18)(BO3)3(OH)3O |
| │ ├── Buergerite | NaFe3+3Al6(BO3)3Si6O21F |
| │ ├── Chromo-alumino-povondraite | NaCr3(Al4Mg2)(Si6O18)(BO3)3(OH)3O |
| │ ├── Ferro-bosiite | NaFe3+3(Al4Fe2+2)(Si6O18)(BO3)3(OH)3O |
| │ ├── Fluor-buergerite | NaFe3+3Al6(Si6O18)(BO3)3O3F |
| │ └── Povondraite | NaFe3+3(Fe3+4Mg2)(Si6O18)(BO3)3(OH)3O |
| ├── {SCHROL} | |
| │ ├── Fluor-schorl | NaFe2+3Al6(Si6O18)(BO3)3(OH)3F |
| │ ├── Oxy-schorl | Na(Fe2+2Al)Al6(Si6O18)(BO3)3(OH)3O |
| │ └── Schorl | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) |
| └── {TSILAISITE} | |
| ├── Fluor-tsilaisite | NaMn2+3Al6(Si6O18)(BO3)3(OH)3F |
| └── Tsilaisite | NaMn2+3Al6(Si6O18)(BO3)3(OH)3(OH) |