Material Index
| Name | Formula | Classifications | Members | Image | Lines | Spectra | Techniques | Tags |
|---|---|---|---|---|---|---|---|---|
| Tsumgallite | GaO(OH) | Diaspore (group) | — | 0 | 0 | — | Mineral, Hydroxide | |
| Tugtupite | Na4BeAlSi4O12Cl | Sodalite (group) | — | 39 | 2 | CL, EDS | Mineral, Aluminosilicate | |
| Tungsten | W | — | — | 16 | 2 | SXES | Metal , Mineral , Element | |
| Turkestanite | (K,☐)(Ca,Na)2ThSi8O20·nH2O | — | — | 2 | 0 | — | Hydrated , Mineral, Silicate | |
| Turneaureite | Ca5(AsO4)3Cl | Apatite (group) | — | 0 | 0 | — | Arsenate , Mineral, Halide | |
| Turquoise | CuAl6(PO4)4(OH)8·4H2O | — | — | 3 | 0 | — | Mineral, Hydroxide , Hydrated , Phosphate , Orthophosphate | |
| Tveitite-(Y) | (Y,Na)6(Ca,Na,REE)12(Ca,Na)F42 | REE fluoride | — | 0 | 0 | — | Mineral, Halide | |
| Tweddillite | CaSr(MnIII2Al)[Si2O7][SiO4]O(OH) | Epidote (group) | — | 0 | 0 | — | Mineral, Aluminosilicate , Hydroxide | |
| Tyuyamunite | Ca(UO2)2(VO4)2·5-8H2O | Carnotite (group) | — | 3 | 0 | — | Uranyl , Mineral, Hydrated , Vanadate |
