Material Index
| Name | Formula | Classifications | Members | Image | Lines | Spectra | Techniques | Tags |
|---|---|---|---|---|---|---|---|---|
| Tiemannite | HgSe | Sphalerite (group) | — | 0 | 0 | — | Mineral, Selenide | |
| Tin | Sn | — | — | 14 | 2 | SXES | Metal , Mineral , Element | |
| Tin dioxide | SnO2 | — | Cassiterite | 2 | 0 | — | Simple oxide , Synthetic , Compound | |
| Tin telluride | SnTe | — | — | 1 | 0 | — | Compound, Telluride | |
| Tinaksite | K2NaCa2TiSi7O18(OH)O | — | — | 8 | 0 | — | Mineral, Hydroxide , Silicate | |
| Tissintite | (Ca,Na,☐)AlSi2O6 | Clinopyroxene | — | 0 | 0 | — | Mineral, Aluminosilicate | |
| Tistarite | Ti2O3 | Hematite (group) | — | 0 | 0 | — | Mineral, Simple oxide | |
| Titanite | CaTiSiO5 | Titanite (group) | — | 249 | 19 | CL, CL/SEM, EDS, PL/Laser, SXES | Mineral, Silicate | |
| Titanite (group) | — | Nesosilicate | Malayaite, Vanadomalayaite, Natrotitanite, Titanite, Żabińskiite | 0 | 0 | — | Group , Silicate | |
| Titanium | Ti | — | — | 8 | 2 | SXES | Metal , Mineral , Element | |
| Titanium diboride | TiB2 | — | Jingsuiite | 0 | 1 | SXES | Synthetic , Compound, Boride | |
| Titanium dioxide | TiO2 | — | Rutile, Akaogiite, Riesite, Rutile, synthetic, Brookite, Anatase | 6 | 0 | — | Simple oxide , Synthetic , Compound | |
| Titanohematite | xFe2O3(1-x)FeTiO3 | Hematite | — | 0 | 1 | EDS | Variety, Titanate | |
| Titanomaghemite | (Ti0.5☐0.5)FeIII2O4 | Spinel (subgroup) | — | 0 | 0 | — | Mineral | |
| Titanomagnetite | xFe3O4(1-x)FeTiO3 | Magnetite | — | 0 | 0 | — | Variety, Titanate |
