Eakerite
Class : SilicatesSubclass : CyclosilicatesCrystal system : MonoclinicChemistry : Ca2SnAl2Si6O18(OH)2 2H2ORarity : Very rare
Size : µm / mm / cm / dm / m
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Eckermannite
Class : SilicatesSubclass : InosilicatesCrystal system : MonoclinicChemistry : Na3Mg4AlSi8O22(OH)2Rarity : Rare
Edenite
Class : SilicatesSubclass : InosilicatesCrystal system : MonoclinicChemistry : NaCa2Mg5(Si7Al)O22(OH)2Rarity : Uncommon
Edingtonite
Class : SilicatesSubclass : TectosilicatesCrystal system : OrthorhombicChemistry : BaAl2Si3O10 4H2ORarity : Rare
Eglestonite
Class : HalidesSubclass : OxychloridesCrystal system : CubicChemistry : Hg6Cl3O(OH)Rarity : Rare
Ehrleite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated phosphatesCrystal system : TriclinicChemistry : Ca2ZnBe(PO4)2(PO3OH) 4H2ORarity : Very rare
Eifelite
Class : SilicatesSubclass : CyclosilicatesCrystal system : TrigonalChemistry : KNa3Mg4Si12O30Rarity : Very rare
Elbaite
Class : SilicatesSubclass : CyclosilicatesCrystal system : TrigonalChemistry : Na(Al,Li)3Al6(BO3)3Si6O18(OH)4Rarity : Uncommon
Electrum
Class : ElementsSubclass : MetalsCrystal system : CubicChemistry : (Au,Ag)Rarity : Uncommon
Elpidite
Class : SilicatesSubclass : InosilicatesCrystal system : OrthorhombicChemistry : Na2ZrSi6O15 3H2ORarity : Rare
Elyite
Class : Sulfates, chromates, molybdatesSubclass : Anhydrous phosphatesCrystal system : MonoclinicChemistry : Pb4Cu(SO4)(OH)8Rarity : Very rare
Emerald
Class : SilicatesSubclass : CyclosilicatesCrystal system : HexagonalChemistry : Be3(Al,Cr3+,V3+)2Si6O18Rarity : Rare
Emmonsite
Class : Oxides and hydroxidesSubclass : TelluritesCrystal system : TriclinicChemistry : Fe2Te3O9 2H2ORarity : Very rare
Emplectite
Class : Sulfides and sulfosaltsSubclass : SulfosaltsCrystal system : OrthorhombicChemistry : CuBiS2Rarity : Rare
Enargite
Class : Sulfides and sulfosaltsSubclass : SulfidesCrystal system : OrthorhombicChemistry : Cu3AsS4Rarity : Quite common
Enstatite
Class : SilicatesSubclass : InosilicatesCrystal system : OrthorhombicChemistry : MgSiO3Rarity : Common
Eosphorite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated phosphatesCrystal system : MonoclinicChemistry : MnAl(PO4)(OH)2 H2ORarity : Rare
Epidydimite
Class : SilicatesSubclass : InosilicatesCrystal system : OrthorhombicChemistry : NaBeSi3O7(OH)Rarity : Rare
Epidote
Class : SilicatesSubclass : SorosilicatesCrystal system : MonoclinicChemistry : Ca2FeAl2(SiO4)3(OH)Rarity : Very common
Epistilbite
Class : SilicatesSubclass : TectosilicatesCrystal system : MonoclinicChemistry : CaAl2Si6O16 5H2ORarity : Rare
Epsomite
Class : Sulfates, chromates, molybdatesSubclass : Hydrated sulfatesCrystal system : OrthorhombicChemistry : MgSO4 7H2ORarity : Common
Erlichmanite
Class : Sulfides and sulfosaltsSubclass : SulfidesCrystal system : CubicChemistry : OsS2Rarity : Very rare
Erythrite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated arsenatesCrystal system : MonoclinicChemistry : Co3(AsO4)2 8H2ORarity : Rare
Eskebornite
Class : Sulfides and sulfosaltsSubclass : SelenidesCrystal system : CubicChemistry : CuFeSe2Rarity : Rare
Eskolaite
Class : Oxides and hydroxidesSubclass : OxidesCrystal system : TrigonalChemistry : Cr2O3Rarity : Very rare
Esseneite
Class : SilicatesSubclass : InosilicatesCrystal system : MonoclinicChemistry : CaFeAlSiO6Rarity : Very rare
Ettringite
Class : Sulphates, chromates, molybdatesSubclass : Hydrated sulphatesCrystal system : TrigonalChemistry : Ca6Al2(SO4)3(OH)12 26H2ORarity : Rare
Euchroite
Class : Phosphates, arsenates, vanadatesSubclass : Hydrated arsenatesCrystal system : OrthorhombicChemistry : Cu2(AsO4)(OH) 3H2ORarity : Very rare
Euclase
Class : SilicatesSubclass : NesosilicatesCrystal system : MonoclinicChemistry : BeAlSiO4(OH)Rarity : Rare
Eucryptite
Class : SilicatesSubclass : NesosilicatesCrystal system : TrigonalChemistry : LiAlSiO4Rarity : Rare
Eudialyte
Class : SilicatesSubclass : CyclosilicatesCrystal system : TrigonalChemistry : Na4(Ca,Ce,Fe)3ZrSi6O17 (OH,Cl)2Rarity : Rare
Eudidymite
Class : SilicatesSubclass : InosilicatesCrystal system : MonoclinicChemistry : NaBeSi3O7(OH)Rarity : Rare
Eulytine
Class : SilicatesSubclass : NesosilicatesCrystal system : CubicChemistry : Bi4(SiO4)3Rarity : Very rare
Euxenite
Class : Oxides and hydroxidesSubclass : OxidesCrystal system : OrthorhombicChemistry : (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6Rarity : Very rare