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Approved minerals
4,194 minerals
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Esperanzaite | NaCa₂Al₂(AsO₄)₂(OH)F₄·2H₂O | Monoclinic | — | — |
| Esperite | PbCa₂(ZnSiO₄)₃ | Monoclinic | — | 4.37 g/cm³ |
| Esquireite | BaSi₆O₁₃(H₂O)₇ | Monoclinic | — | — |
| Esseneite | CaFe³⁺AlSiO₆ | Monoclinic | 6.0 | — |
| Ettringite | Ca₆Al₂(SO₄)₃(OH)₁₂·26H₂O | Trigonal | — | — |
| Eudialyte | Na₁₅Ca₆(Fe²⁺,Mn²⁺)₃Zr₃[Si₂₅O₇₃](O,OH,H₂O)₃(OH,Cl)₂ | Trigonal | — | — |
| Eugenite | Ag₁₁Hg₂ | Cubic | — | — |
| Eugsterite | Na₄Ca(SO₄)₃·2H₂O | Monoclinic | — | — |
| Eurekadumpite | (Cu,Zn)₁₆(Te⁴⁺O₃)₂(AsO₄)₃Cl(OH)₁₈·7H₂O | Monoclinic | — | — |
| Evdokimovite | Tl₄(VO)₃(SO₄)₅(H₂O)₅ | Monoclinic | — | — |
| Eveite | Mn²⁺₂(AsO₄)(OH) | — | — | — |
| Eveslogite | (Na,K,Ca,Sr,Ba)₄₈ [(Ti,Nb,Mn,Fe²⁺)₁₂Si₄₈O₁₄₄(OH)₁₂](F,OH,Cl)₁₄ | — | — | — |
| Evseevite | — | Orthorhombic | — | — |
| Ewaldite | Ba(Na,Ca,Y,Ce,K)(CO₃)₂·2.6H₂O | Hexagonal | — | — |
| Ewingite | Mg₈Ca₈(UO₂)₂₄(CO₃)₃₀O₄(OH)₁₂(H₂O)₁₃₈ | Tetragonal | — | — |
| Eylettersite | Th₀.₇₅Al₃(PO₄)₂(OH)₆ | — | — | — |
| Eyselite | Fe³⁺Ge₄+₃O₇(OH) | — | — | 3.64 g/cm³ |
| Ezochiite | Cu¹⁺(Rh³⁺Pt⁴⁺)S₄ | — | — | — |
| Fabianite | CaB₃O₅OH | Monoclinic | — | 2.64 g/cm³ |
| Fabritzite | Zn₉(SO₄)₂(OH)₁₂Cl₂·6H₂O | — | — | — |
| Fahleite | CaZn₅Fe³⁺₂(AsO₄)₆·14H₂O | — | — | — |
| Faizievite | Li₆K₂Na(Ca₆Na)Ti₄(Si₆O₁₈)₂(Si₁₂O₃₀)F₂ | Triclinic | — | — |
| Falcondoite | Ni₄Si₆O₁₅(OH)₂·6H₂O | Orthorhombic | — | — |
| Falgarite | K₄(VO)₃(SO₄)₅ | Monoclinic | — | — |
| Falottaite | MnC₂O₄·3H₂O | Orthorhombic | — | — |
| Falsterite | Ca₂MgMn²⁺₂Fe²⁺₂Fe³⁺₂Zn₄(PO₄)₈(OH)₄(H₂O)₁₄ | Monoclinic | 2.0 | — |
| Fanfaniite | Ca₄MnAl₄(PO₄)₆(OH)₄·12H₂O | — | — | — |
| Fangite | Tl₃AsS₄ | Orthorhombic | — | 5.92 g/cm³ |
| Fanguangite | (MoO₂)(PO₃OH)·4H₂O | Triclinic | — | — |
| Fantappièite | [Na₈₂.₅Ca₃₃K₁₆.₅]Σ=₁₃₂(Si₉₉Al₉₉O₃₉₆)(SO₄)₃₃·6H₂O | Trigonal | — | — |
| Farneseite | (Na,Ca,K)₅₆(Al₆Si₆O₂₄)₇(SO₄)₁₂·6H₂O | Hexagonal | — | — |
| Farringtonite | Mg₃(PO₄)₂ | Monoclinic | — | 2.77 g/cm³ |
| Fassinaite | Pb₂(CO₃)(S₂O₃) | Orthorhombic | — | — |
| Faujasite-Ca | (Ca,Na,Mg)₂(Si,Al)₁₂O₂₄·15H₂O | Cubic | — | — |
| Faujasite-Mg | (Mg,Na,K,Ca)₂(Si,Al)₁₂O₂₄·15H₂O | Cubic | — | — |
| Favreauite | PbBiCu₆O₄(SeO₃)₄(OH)·H₂O | Tetragonal | — | — |
| Fedorite | (K,Na)₂,₅(Ca,Na)₇Si₁₆O₃₈(OH,F)₂·3,5H₂O | — | — | — |
| Fedorovskite | Ca₂Mg₂B₄O₇(OH)₆ | Orthorhombic | — | — |
| Fedotovite | K₂Cu₃(SO₄)₃O | Monoclinic | 2.5 | 3.01 g/cm³ |
| Fehrite | — | Monoclinic | — | — |
| Feiite | Fe²⁺₂(Fe²⁺Ti⁴⁺)O₅ | Orthorhombic | — | — |
| Feinglosite | Pb₂Zn(AsO₄)₂·H₂O | — | — | — |
| Feitknechtite | Mn³⁺O(OH) | — | — | — |
| Feklichevite | Na₁₁Ca₉(Fe³⁺,Fe²⁺)₂Zr₃Nb[Si₂₅O₇₃](OH,H₂O,Cl,O)₅ | Trigonal | — | — |
| Felbertalite | Cu₂Pb₆Bi₈S₁₉ | Monoclinic | — | — |
| Fenaksite | (K,Na)₄(Fe,Mn)₂(Si₄O₁₀)₂(OH,F) | — | — | — |
| Fencooperite | Ba₆Fe³⁺₃Si₈O₂₃(CO₃)₂Cl₃·H₂O | Trigonal | — | — |
| Fengchengite | Na₁₂☐₃(Ca,Sr)₆Fe³⁺₃Zr₃Si(Si₂₅O₇₃)(H₂O,OH)₃(OH,Cl)₂ | Trigonal | — | — |
| Fengruiite | [Ag₆Sb₂S₇][Ag₉CuS₂Te₂] | Trigonal | — | — |
| Feodosiyite | Cu₁₁Mg₂Cl₁₈(OH)₈·16H₂O | Monoclinic | — | — |
| Ferchromide | Cr₃Fe₁-x | Cubic | 6.5 | — |
| Ferdowsiite | Ag₈(Sb₅As₃)S₁₆ | Monoclinic | — | — |
| Ferhodsite | (Fe,Rh,Ni,Ir,Cu,Pt)₉S₈ | Tetragonal | — | — |
| Fermiite | Na₄(UO₂)(SO₄)₃·3H₂O | Orthorhombic | — | — |
| Feroxyhyte | Fe³⁺O(OH) | Hexagonal | — | — |
| Ferraioloite | MgMn²⁺₄(Fe²⁺₀.₅Al³⁺₀.₅)₄Zn₄(PO₄)₈(OH)₄(H₂O)₂₀ | Monoclinic | — | — |
| Ferrarisite | Ca₅(AsO₃OH)₂(AsO₄)₂·9H₂O | Triclinic | — | — |
| Ferri-fluoro-katophorite | Na(NaCa)(Mg₄Fe³⁺)(Si₇Al)O₂₂F₂ | Monoclinic | — | — |
| Ferri-kaersutite | NaCa₂(Mg₃Fe³⁺Ti)Si₆Al₂O₂₂O₂ | Monoclinic | — | — |
| Ferri-mottanaite-(Ce) | — | Monoclinic | — | — |
| Ferri-obertiite | Na(Na₂)(Mg₃Fe³⁺Ti)(Si₈O₂₂)O₂ | Monoclinic | — | — |
| Ferri-taramite | Na(NaCa)(Mg₃Fe³⁺₂)(Si₆Al₂)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferriakasakaite-(Ce) | {CaCe}{Fe³⁺AlMn²⁺}(Si₂O₇)(SiO₄)O(OH) | Monoclinic | — | — |
| Ferriakasakaite-(La) | CaLaFe³⁺AlMn²⁺(Si₂O₇)(SiO₄)O(OH) | Monoclinic | — | — |
| Ferriallanite-(Ce) | CaCe(Fe³⁺,Fe²⁺,Al)₃[SiO₄][Si₂O₇]O(OH) | Monoclinic | — | — |
| Ferriallanite-(La) | Ca(La,Ce,Th)(Fe³⁺,Al)(Al,Fe³⁺)(Fe²⁺,Mn,Ti,Mg)(SiO₄)(Si₂O₇)O(OH) | Monoclinic | — | — |
| Ferriandrosite-(Ce) | (Mn2+Ce)(Fe3+AlMn2+)O[Si₂O₇][SiO₄](OH) | Monoclinic | — | — |
| Ferriandrosite-(La) | MnLaFe³⁺AlMn²⁺(Si₂O₇)(SiO₄)O(OH) | Monoclinic | — | — |
| Ferribushmakinite | Pb₂Fe³⁺(PO₄)(VO₄)(OH) | Monoclinic | — | — |
| Ferricoronadite | Pb(Mn₄+₆Fe³⁺₂)O₁₆ | Tetragonal | — | — |
| Ferrierite-K | (K,Na)₅(Si₃₁Al₅)O₇₂·18H₂O | Orthorhombic | — | — |
| Ferrierite-Na | (Na,K)₅(Si₃₁Al₅)O₇₂·18H₂O | Monoclinic | — | — |
| Ferrierite-NH4 | (NH₄,Mg₀.₅)₅(Al₅Si₃₁O₇₂)·22H₂O | Orthorhombic | — | — |
| Ferrihollandite | Ba(Mn⁴⁺₆Fe⁺₂)O₁₆ | Monoclinic | — | — |
| Ferrihydrite | Fe³⁺₁₀O₁₄(OH)₂ | Trigonal | — | — |
| Ferrilotharmeyerite | CaZnFe³⁺(AsO₄)₂(OH)·H₂O | — | 3.0 | — |
| Ferrimuirite | Ba₁₀(Ca₂Fe³⁺₂)[Si₈O₂₄]O₂Cl₁₀ | Tetragonal | — | — |
| Ferriperbøeite-(Ce) | — | Monoclinic | — | — |
| Ferriperbøeite-(La) | — | — | — | — |
| Ferriphoxite | [(NH₄)₂K(H₂O)][Fe³⁺(HPO₄)₂(C₂O₄)] | Monoclinic | — | — |