Material Index
| Name | Formula | Classifications | Members | Image | Specimens | Lines | Spectra | Techniques | Tags |
|---|---|---|---|---|---|---|---|---|---|
| Lithium fluoride | LiF | — | Griceite | 1 | 0 | 2 | SXES | Halide , Synthetic , Compound | |
| Lithium hydroxide | LiOH | — | — | 0 | 3 | 0 | IR, Raman | Hydroxide , Compound | |
| Lithium metatitanate | Li2TiO3 | — | — | 0 | 2 | 0 | PL | Compound, Titanate , Synthetic | |
| Lithium molybdate | Li2MoO4 | — | — | 0 | 1 | 0 | PL/UV | Synthetic , Compound, Molybdate | |
| Lizardite | Mg3Si2O5(OH)4 | Minerals containing OH, Serpentine (subgroup) | Lizardite-1T | 6 | 0 | 0 | — | Mineral, Silicate , Hydroxide | |
| Lizardite-1T | Mg3Si2O5(OH)4 | Lizardite | — | 1 | 0 | 0 | — | Silicate , Hydroxide , Polytype | |
| Lonsdaleite | C | Carbon | — | 1 | 0 | 3 | CL, SXES | Mineral | |
| Lorenzenite | Na2Ti2O3(Si2O6) | — | — | 0 | 3 | 0 | PL | Mineral, Silicate | |
| Lorándite | TlAsS2 | — | — | 0 | 2 | 0 | PL | Mineral, Sulphide | |
| Lutetium fluoride | LuF3 | REE fluoride | — | 1 | 7 | 2 | CL/SEM | REE, Halide , Synthetic , Compound | |
| Lutetium oxide | Lu2O3 | REE oxide | — | 0 | 1 | 0 | PL | REE, Simple oxide , Synthetic , Compound | |
| Lutetium oxyhydroxide | LuOOH | — | — | 0 | 1 | 0 | IR | REE, Hydroxide , Compound | |
| Lutetium ultraphosphate | LuP5O14 | — | — | 1 | 7 | 2 | CL/SEM, SXES | REE, Phosphate , Synthetic , Compound , Ultraphosphate | |
| Löllingite | FeAs2 | — | — | 2 | 0 | 0 | — | Mineral, Arsenide | |
| Maghemite | (FeIII0.67☐0.33)FeIII2O4 | Spinel (subgroup), Iron oxide/hydroxide | — | 1 | 0 | 0 | — | Mineral |
