Labradorite
Class : SilicatesSubclass : TectosilicatesCrystal system : TriclinicChemistry : (Ca,Na)(Al,Si)4O8Rarity : Common
Size : µm / mm / cm / dm / m
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Labuntsovite
Class : SilicatesSubclass : SorosilicatesCrystal system : MonoclnicChemistry : (K,Na)3Ti2(SiO3)4(O,OH)2 nH2ORarity : Very rare
Lanarkite
Class : Sulfates, chromates, molybdatesSubclass : Anhydrous sulfatesCrystal system : MonoclinicChemistry : Pb2(SO4)ORarity : Rare
Langbeinite
Class : Sulfates, chromates, molybdatesSubclass : Anhydrous sulfatesCrystal system : CubicChemistry : K2Mg2(SO4)3Rarity : Uncommon
Langite
Class : Sulfates, chromates, molybdatesSubclass : Hydrated sulfatesCrystal system : OrthorhombicChemistry : Cu4(SO4)(OH)6 2H2ORarity : Rare
Lanthanite
Class : Carbonates, nitrates, boratesSubclass : Hydrated carbonatesCrystal system : OrthorhombicChemistry : (La,Ce)2(CO3)3 8H2ORarity : Rare to uncommon
Laueite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated phosphatesCrystal system : TriclinicChemistry : MnFe2(PO4)2(OH)2 8H2ORarity : Uncommon
Laumontite
Class : SilicatesSubclass : TectosilicatesCrystal system : MonoclinicChemistry : CaAl2Si4O12 4H2ORarity : Quite common
Laurionite
Class : HalidesSubclass : OxychloridesCrystal system : OrthorhombicChemistry : PbCl(OH)Rarity : Very rare
Laurite
Class : Sulfides and sulfosaltsSubclass : SulfidesCrystal system : CubicChemistry : RuS2Rarity : Rare
Lautite
Class : Sulfides and sulfosaltsSubclass : SulfidesCrystal system : OrthorhombicChemistry : CuAsSRarity : Very rare
Lavendulanite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated arsenatesCrystal system : OrthorhombicChemistry : NaCaCu5(AsO4)4Cl 5H2ORarity : Uncommon to fairly common
Lavenite
Class : SilicatesSubclass : SorosilicatesCrystal system : MonoclinicChemistry : Na2(Mn,Ca,Fe)ZrSi2O7(O,OH,F)2Rarity : Uncommon
Lawsonite
Class : SilicatesSubclass : SorosilicatesCrystal system : OrthorhombicChemistry : CaAl2Si2O7(OH)2 H2ORarity : Common
Lazulite
Class : Phosphates, arsenates, vanadatesSubclass : Anhydrous phosphatesCrystal system : MonoclinicChemistry : MgAl2(PO4)2(OH)2Rarity : Uncommon to rare
Lazurite
Class : SilicatesSubclass : TectosilicatesCrystal system : CubicChemistry : Na3Ca(Si3Al3)O12SRarity : Rare
Leadhillite
Class : Carbonates, nitrates, boratesSubclass : Anhydrous carbonatesCrystal system : MonoclinicChemistry : Pb4(SO4)(CO3)2(OH)2Rarity : Uncommon
Legrandite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated arsenatesCrystal system : MonoclinicChemistry : Zn2(AsO4)(OH) H2ORarity : Rare
Leifite
Class : SilicatesSubclass : TectosilicatesCrystal system : TrigonalChemistry : Na2(Si,Al,Be)7(O,OH,F)14Rarity : Very rare
Lengenbachite
Class : Sulfides and sulfosaltsSubclass : SulfosaltsCrystal system : TriclinicChemistry : Pb6(Ag,Cu)2As4S13Rarity : Very rare
Lepidocrocite
Class : Oxides and hydroxidesSubclass : Hydroxides and hydratesCrystal system : OrthorhombicChemistry : FeO(OH)Rarity : Common
Lepidolite
Class : SilicatesSubclass : PhyllosilicatesCrystal system : MonoclinicChemistry : K(Li,Al)3(Si,Al)4O10(F,OH)2Rarity : Quite common
Leucite
Class : SilicatesSubclass : TectosilicatesCrystal system : TetragonalChemistry : KAlSi2O6Rarity : Uncommon
Leucophanite
Class : SilicatesSubclass : InosilicatesCrystal system : OrthorhombicChemistry : NaCaBeSi2O6FRarity : Rare
Leucophosphite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated phosphatesCrystal system : MonoclinicChemistry : KFe2(PO4)2(OH) 2H2ORarity : Uncommon to fairly common
Lévyne
Class : SilicatesSubclass : TectosilicatesCrystal system : TrigonalChemistry : (Ca,Na2,K2)Al2Si4O12 6H2ORarity : Uncommon
Libethenite
Class : Phosphates, arsenates, vanadatesSubclass : Anhydrous phosphatesCrystal system : OrthorhombicChemistry : Cu2PO4(OH)Rarity : Rare
Liddicoatite
Class : SilicatesSubclass : CyclosilicatesCrystal system : TrigonalChemistry : Ca(Li,Al)3Al6(BO3)3Si6O18(O,OH,F)4Rarity : Very rare
Liebigite
Class : Carbonates, nitrates, boratesSubclass : Uranyl carbonatesCrystal system : OrthorhombicChemistry : Ca2(UO2)(CO3)3 11H2ORarity : Rare to uncommon
Limonite
Class : Oxides and hydroxidesSubclass : HydroxidesCrystal system : -Chemistry : Fe2O3 3H2ORarity : Ubiquitous
Linarite
Class : Sulphates, chromates, molybdatesSubclass : Anhydrous sulfatesCrystal system : MonoclinicChemistry : PbCuSO4(OH)2Rarity : Fairly rare
Lindgrenite
Class : Sulfates, chromates, molybdatesSubclass : MonoclinicCrystal system : MonoclinicChemistry : Cu3(MoO4)2(OH)2Rarity : Very rare
Linnaeite
Class : Sulfides and sulfosaltsSubclass : SulfidesCrystal system : CubicChemistry : Co3S4Rarity : Uncommon to fairly common
Liottite
Class : SilicatesSubclass : TectosilicatesCrystal system : HexagonalChemistry : (Na,K)16Ca8(Al6Si6O24)3(SO4)5Cl4Rarity : Very rare
Liroconite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated arsenatesCrystal system : MonoclinicChemistry : Cu2Al(AsO4)(OH)4 4H2ORarity : Very rare
Litharge
Class : Oxides and hydroxidesSubclass : OxidesCrystal system : TetragonalChemistry : PbORarity : Rare to uncommon
Lithiophorite
Class : Oxides and hydroxidesSubclass : Hydroxides and hydratesCrystal system : TrigonalChemistry : (Al,Li)MnO2(OH)2Rarity : Quite common
Lithiophilite
Class : Phosphates, arsenates, vanadatesSubclass : Anhydrous phosphatesCrystal system : OrthorhombicChemistry : LiMnPO4Rarity : Quite common
Livingstonite
Class : Sulfides and sulfosaltsSubclass : SulfosaltsCrystal system : MonoclinicChemistry : HgSb4S8Rarity : Very rare
Löllingite
Class : Sulfides and sulfosaltsSubclass : ArsenidesCrystal system : OrthorhombicChemistry : FeAs2Rarity : Uncommon
Lorandite
Class : Sulfides and sulfosaltsSubclass : SulfosaltsCrystal system : MonoclinicChemistry : TlAsS2Rarity : Very rare
Lorenzenite
Class : SilicatesSubclass : InosilicatesCrystal system : OrthorhombicChemistry : Na2Ti2Si2O9Rarity : Rare to very rare
Ludlamite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated phosphatesCrystal system : MonoclinicChemistry : Fe3(PO4)2 4H2ORarity : Quite common
Ludlockite
Class : Oxides and hydroxidesSubclass : ArsenitesCrystal system : TriclinicChemistry : PbFe4As10O22Rarity : Very rare
Ludwigite
Class : Carbonates, nitrates, boratesSubclass : BoratesCrystal system : OrthorhombiqueChemistry : Mg2FeBO5Rarity : Quite common
Lussatite
Class : SilicatesSubclass : TectosilicatesCrystal system : Disordered fibersChemistry : SiO2 n(H2O)Rarity : Very rare
Luzonite
Class : Sulfides and sulfosaltsSubclass : SulfidesCrystal system : TetragonalChemistry : Cu3AsS4Rarity : Rare to uncommon