| 'Ashanite' | |
| 'Columbite' | |
| Columbite-(Mg) | |
| Columbite-(Mn) | |
| 'IMA2000-026' | |
| Ixiolite | |
| Johnwalkite | | K(Mn | | ,Fe | | ,Fe | | ) | | (Nb | | ,Ta | | )[O|PO | | ] | | · 2(H | | O,OH) |
|
| Koragoite | | (Mn | | ,Fe | | ) | | (Nb,Ta,Ti) | | (Nb,Mn) | | (W,Ta) | | O | | |
|
| Qitianlingite | |
| 'Scandian Ixiolite (of von Knorring)' | |
| 'Scheteligite' | | (Ca,Fe,Mn,Sb,Bi,Y) | | (Ti,Ta,Nb,W) | | (O,OH) | | |
|
| Stannomicrolite | | (Sn,Fe,Mn) | | (Ta,Nb,Sn) | | (O,OH) | | |
|
| 'Tantalite' | |
| Tantalite-(Mn) | |
| 'Tantalowodginite' | |
| 'Tapiolite' | |
| Tapiolite-(Fe) | |
| Tapiolite-(Mn) | |
| Titanowodginite | |
| Wodginite | |
| 'Wolframoixiolite' | |
| 'Wolframowodginite' | | Mn(Mn,Sn,Fe,Ta)(W,Ta,Nb) | | O | | |
|