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Minerals containing silicon
1,605 minerals
Silicon — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Fabrièsite | Na₃Al₃Si₃O₁₂·2H₂O | Orthorhombic | — | — |
| Faizievite | Li₆K₂Na(Ca₆Na)Ti₄(Si₆O₁₈)₂(Si₁₂O₃₀)F₂ | Triclinic | — | — |
| Falcondoite | Ni₄Si₆O₁₅(OH)₂·6H₂O | Orthorhombic | — | — |
| Fantappièite | [Na₈₂.₅Ca₃₃K₁₆.₅]Σ=₁₃₂(Si₉₉Al₉₉O₃₉₆)(SO₄)₃₃·6H₂O | Trigonal | — | — |
| Farneseite | (Na,Ca,K)₅₆(Al₆Si₆O₂₄)₇(SO₄)₁₂·6H₂O | Hexagonal | — | — |
| Faujasite-Ca | (Ca,Na,Mg)₂(Si,Al)₁₂O₂₄·15H₂O | Cubic | — | — |
| Faujasite-Mg | (Mg,Na,K,Ca)₂(Si,Al)₁₂O₂₄·15H₂O | Cubic | — | — |
| Faujasite-Na | (Na,Ca,Mg)₂(Si,Al)₁₂O₂₄·15H₂O | Cubic | — | — |
| Fayalite | Fe²⁺₂SiO₄ | Orthorhombic | — | — |
| Fedorite | (K,Na)₂,₅(Ca,Na)₇Si₁₆O₃₈(OH,F)₂·3,5H₂O | — | — | — |
| Feklichevite | Na₁₁Ca₉(Fe³⁺,Fe²⁺)₂Zr₃Nb[Si₂₅O₇₃](OH,H₂O,Cl,O)₅ | Trigonal | — | — |
| 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 | — | — |
| Ferri-fluoro-katophorite | Na(NaCa)(Mg₄Fe³⁺)(Si₇Al)O₂₂F₂ | Monoclinic | — | — |
| Ferri-fluoro-leakeite | NaNa₂(Mg₂Fe³⁺₂Li)Si₈O₂₂F₂ | Monoclinic | — | — |
| Ferri-ghoseite | ☐(NaMn²⁺)(Mg₄Fe³⁺)Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Ferri-kaersutite | NaCa₂(Mg₃Fe³⁺Ti)Si₆Al₂O₂₂O₂ | Monoclinic | — | — |
| Ferri-katophorite | Na(NaCa)(Mg₄Fe³⁺)(Si₇Al)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferri-leakeite | NaNa₂(Mg₂Fe³⁺₂Li)Si₈O₂₂(OH)₂ | Monoclinic | 6.0 | — |
| Ferri-obertiite | Na(Na₂)(Mg₃Fe³⁺Ti)(Si₈O₂₂)O₂ | Monoclinic | — | — |
| Ferri-pedrizite | NaLi₂(Fe³⁺₂Mg₂Li)Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Ferri-taramite | Na(NaCa)(Mg₃Fe³⁺₂)(Si₆Al₂)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferri-winchite | ☐(NaCa)(Mg₄Fe³⁺)Si₈O₂₂(OH)₂ | Monoclinic | 5.5 | — |
| 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 | — | — |
| Ferricerite-(LaCa) | (La₆Ca₃)Fe³⁺(SiO₄)₃(SiO₃OH)₄(OH)₃ | — | — | — |
| Ferrierite-K | (K,Na)₅(Si₃₁Al₅)O₇₂·18H₂O | Orthorhombic | — | — |
| Ferrierite-Mg | [Mg₂(K,Na)₂Ca₀.₅](Si₂₉Al₇)O₇₂·18H₂O | Orthorhombic | — | — |
| Ferrierite-Na | (Na,K)₅(Si₃₁Al₅)O₇₂·18H₂O | Monoclinic | — | — |
| Ferrierite-NH4 | (NH₄,Mg₀.₅)₅(Al₅Si₃₁O₇₂)·22H₂O | Orthorhombic | — | — |
| Ferrimuirite | Ba₁₀(Ca₂Fe³⁺₂)[Si₈O₂₄]O₂Cl₁₀ | Tetragonal | — | — |
| Ferripyrophyllite | Fe³⁺Si₂O₅(OH) | — | — | — |
| Ferrisanidine | K[Fe3 Si3O8] | Monoclinic | — | 2.72 g/cm³ |
| Ferrisepiolite | (Fe³⁺,Fe²⁺,Mg)₄[(Si,Fe³⁺)₆O₁₅](O,OH)₂·6H₂O | Orthorhombic | 2.5 | — |
| Ferrisurite | (Pb,Ca)₂.₄Fe³⁺₂(Si₄O₁₀)(CO₃)₁.₇(OH)₃·nH₂O | — | — | — |
| Ferro-actinolite | ☐Ca₂Fe²⁺₅Si₈O₂₂(OH)₂ | Monoclinic | 5.5 | — |
| Ferro-anthophyllite | ☐Fe²⁺₂Fe²⁺₅Si₈O₂₂(OH)₂ | Orthorhombic | — | — |
| Ferro-bosiite | NaFe³⁺₃(Al₄Fe²⁺₂)(Si₆O₁₈)(BO₃)₃(OH)₃O | — | — | — |
| Ferro-edenite | NaCa₂Fe²⁺₅(Si₇Al)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-ferri-fluoro-leakeite | NaNa₂(Fe²⁺₂Fe³⁺₂Li)Si₈O₂₂F₂ | Monoclinic | 6.0 | — |
| Ferro-ferri-holmquistite | ☐Li₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂ | Orthorhombic | — | — |
| Ferro-ferri-hornblende | ☐Ca₂(Fe²⁺₄Fe³⁺)(Si₇Al)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-ferri-katophorite | Na(NaCa)(Fe²⁺₄Fe³⁺)(Si₇Al)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-ferri-nybøite | NaNa₂(Fe²⁺₃Fe³⁺₂)(Si₇Al)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-ferri-obertiite | NaNa₂(Fe²⁺₃Fe³⁺Ti⁴⁺)Si₈O₂₂O₂ | Monoclinic | — | — |
| Ferro-ferri-pedrizite | NaLi₂(Fe²⁺₂Fe³⁺₂Li)Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-fluoro-pedrizite | NaLi₂(Fe²⁺₂Al₂Li)Si₈O₂₂F₂ | Monoclinic | 6.0 | — |
| Ferro-gedrite | ☐{Fe²⁺₂}{Fe²⁺₃Al₂}(Al₂Si₆O₂₂)(OH)₂ | Orthorhombic | — | — |
| Ferro-glaucophane | ☐Na₂(Fe²⁺₃Al₂)Si₈O₂₂(OH)₂ | Monoclinic | 6.0 | — |
| Ferro-holmquistite | ☐Li₂(Fe²⁺₃Al₂)Si₈O₂₂(OH)₂ | Orthorhombic | 5.5 | — |
| Ferro-hornblende | ☐Ca₂(Fe²⁺₄Al)(Si₇Al)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-kaersutite | NaCa₂(Fe²⁺₃Ti⁴⁺Al)(Si₆Al₂)O₂₂O₂ | — | — | — |
| Ferro-katophorite | Na(NaCa)(Fe²⁺₄Al)(Si₇Al)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-pargasite | NaCa₂(Fe²⁺₄Al)(Si₆Al₂)O₂₂(OH)₂ | Monoclinic | 5.5 | — |
| Ferro-pedrizite | NaLi₂(Fe²⁺₂Al₂Li)Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-richterite | Na(NaCa)Fe²⁺₅Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-taramite | Na(NaCa)(Fe²⁺₃Al₂)(Si₆Al₂)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferro-tschermakite | ☐Ca₂(Fe²⁺₃Al₂)(Si₆Al₂)O₂₂(OH)₂ | Monoclinic | — | — |
| Ferroaluminoceladonite | K(Fe²⁺,Mg)(Al,Fe³⁺)(Si₄O₁₀)(OH)₂ | — | — | — |
| Ferrocarpholite | (Fe²⁺,Mg)Al₂(Si₂O₆)(OH)₄ | — | — | — |
| Ferroceladonite | K(Fe²⁺,Mg)(Fe³⁺,Al)(Si₄O₁₀)(OH)₂ | — | — | — |
| Ferrochiavennite | Ca₁₋₂Fe[(Si,Al,Be)₅Be₂O₁₃(OH)₂]·2H₂O | Monoclinic | 3.0 | — |
| Ferroericssonite | BaFe²⁺₂Fe³⁺(Si₂O₇)O(OH) | Monoclinic | 4.5 | — |
| Ferroindialite | (Fe²⁺,Mg)₂Al₄Si₅O₁₈ | Hexagonal | — | — |
| Ferroinnelite | Ba₄Ti₂Na(NaFe²⁺)Ti(Si₂O₇)₂[(SO₄)(PO₄)]O₂[O(OH)] | Triclinic | — | — |
| Ferrokentbrooksite | Na₁₅Ca₆(Fe,Mn)₃Zr₃NbSi₂₅O₇₃(O,OH,H₂O)₃Cl₂ | Trigonal | — | — |
| Ferrokinoshitalite | (Ba,K)(Fe²⁺,Mg)₃(Al₂Si₂O₁₀)(OH,F)₂ | — | — | — |
| Ferronordite-(Ce) | Na₃SrCeFe²⁺Si₆O₁₇ | — | — | — |
| Ferronordite-(La) | Na₃Sr(La,Ce)FeSi₆O₁₇ | — | — | — |
| Ferrorhodonite | CaMn₃Fe(Si₅O₁₅) | Triclinic | — | — |
| Ferrosaponite | Ca₀.₃(Fe²⁺,Mg,Fe³⁺)₃((Si,Al)₄O₁₀)(OH)₂·4H₂O | — | — | — |
| Ferroåkermanite | Ca₂FeSi₂O₇ | Tetragonal | — | — |
| Feruvite | Ca(Fe²⁺)₃MgAl₅(Si₆O₁₈)(BO₃)₃(OH)₃(OH) | Trigonal | 7.0 | — |
| Filatovite | K(Al,Zn)₂(As,Si)₂O₈ | Monoclinic | — | — |
| Fivegite | K₄Ca₂[AlSi₇O₁₇(O₂-xOHx)][(H₂O)₂-xOHx]Cl | Orthorhombic | — | — |