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Minerals containing silicon
1,605 minerals
Silicon — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Flamite | (Ca,Na,K)₂(Si,P)O₄ | Hexagonal | — | — |
| Fluor-buergerite | Na(Fe³⁺₃)Al₆(Si₆O₁₈)(BO₃)₃O₃F | Trigonal | 7.0 | — |
| Fluor-dravite | NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F | Trigonal | 7.0 | — |
| Fluor-elbaite | Na(Li₁.₅Al₁.₅)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F | Trigonal | 7.5 | — |
| Fluor-liddicoatite | Ca(Li₂Al)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F | Trigonal | 7.5 | — |
| Fluor-rossmanite | ◻(Al₂Li)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F | Trigonal | — | — |
| Fluor-schorl | NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F | Trigonal | 7.0 | — |
| Fluor-tsilaisite | NaMn²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃F | Trigonal | 7.0 | — |
| Fluor-uvite | CaMg₃(Al₅Mg)(Si₆O₁₈)(BO₃)₃(OH)₃F | Trigonal | 7.5 | — |
| Fluorannite | KFe²⁺₃(AlSi₃O₁₀)(F,OH)₂ | Monoclinic | — | — |
| Fluorapophyllite-(K) | KCa₄(Si₈O₂₀)F(H₂O)₈ | Tetragonal | — | — |
| Fluorapophyllite-(Na) | NaCa₄(Si₈O₂₀)F * 8H₂O | — | — | — |
| Fluorbarytolamprophyllite | (Ba,Sr)₂[(Na,Fe²⁺)₃(Ti,Mg)F₂][Ti₂(Si₂O₇)₂O₂] | Monoclinic | — | — |
| Fluorbritholite-(Ce) | (Ce,Ca)₅(SiO₄)₃F | — | — | — |
| Fluorbritholite-(La) | Ca₂La₃(SiO₄)₃F | Hexagonal | — | — |
| Fluorbritholite-(Nd) | Ca₂Nd₃(SiO₄)₃F | Hexagonal | — | — |
| Fluorbritholite-(Y) | (Y,Ca)₅(SiO₄)₃F | Hexagonal | — | — |
| Fluorcalciobritholite | (Ca,REE)₅(SiO₄,PO₄)₃F | Hexagonal | — | — |
| Fluorcanasite | K₃Na₃Ca₅Si₁₂O₃₀F₄·H₂O | Monoclinic | — | — |
| Fluorchegemite | Ca₇(SiO₄)₃F₂ | Orthorhombic | — | — |
| Fluorlamprophyllite | (SrNa)Ti₂Na₃Ti(Si₂O₇)₂O₂F₂ | Monoclinic | — | — |
| Fluoro-cannilloite | CaCa₂(Mg₄Al)(Si₅Al₃)O₂₂F₂ | Monoclinic | 6.0 | — |
| Fluoro-edenite | {Na}{Ca₂}{Mg₅}(AlSi₇O₂₂)(F,OH)₂ | Monoclinic | 5.5 | — |
| Fluoro-leakeite | NaNa₂(Mg₂Al₂Li)Si₈O₂₂F₂ | Monoclinic | 6.0 | — |
| Fluoro-nybøite | NaNa₂(Mg₃Al₂)(Si₇Al)O₂₂F₂ | Monoclinic | 6.0 | — |
| Fluoro-pargasite | NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂F₂ | Monoclinic | — | — |
| Fluoro-pedrizite | NaLi₂(Mg₂Al₂Li)Si₈O₂₂F₂ | Monoclinic | — | — |
| Fluoro-richterite | Na(NaCa)Mg₅Si₈O₂₂F₂ | Monoclinic | 5.5 | — |
| Fluoro-riebeckite | ☐Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂F₂ | Monoclinic | — | — |
| Fluoro-taramite | NaCaNa(Mg₃Al₂)Al₂Si₆O₂₂F₂ | Monoclinic | — | — |
| Fluoro-tremolite | ☐{Ca₂}{Mg₅}(Si₈O₂₂)F₂ | Monoclinic | — | — |
| Fluorokinoshitalite | BaMg₃Al₂Si₂O₁₀F₂ | Monoclinic | — | — |
| Fluorophlogopite | KMg₃(Si₃Al)O₁₀F₂ | Monoclinic | — | — |
| Fluorotetraferriphlogopite | KMg₃Fe³⁺Si₃O₁₀F₂ | Monoclinic | — | — |
| Fluorvesuvianite | Ca₁₉(Al,Mg,Fe²⁺)₁₃(Si₂O₇)₄(SiO₄)₁₀O(F,OH)₉ | Tetragonal | 6.0 | 3.43 g/cm³ |
| Flörkeite | (K₃Ca₂Na)[Al₈Si₈O₃₂]·12H₂O | Triclinic | — | — |
| Fogoite-(Y) | Ca₂Y₂Na₃Ti(Si₂O₇)₂(OF)F₂ | Triclinic | — | — |
| Foitite | (☐,Na)(Fe²⁺₂Al)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃OH | Trigonal | 7.0 | — |
| Forsterite | Mg₂SiO₄ | Orthorhombic | 7.0 | 3.24 g/cm³ |
| Foshagite | Ca₄(Si₃O₉)(OH)₂ | — | — | — |
| Fraipontite | (Zn,Al)₃(Si,Al)₂O₅(OH)₄ | Monoclinic | — | — |
| Franciscanite | Mn²⁺₆(V₅+,☐)₂(SiO₄)₂(O,OH)₆ | Hexagonal | — | — |
| Frankamenite | K₃Na₃Ca₅(Si₁₂O₃₀)(F,OH)₄·H₂O | — | — | — |
| Franklinfurnaceite | Ca₂Fe³⁺Mn²⁺₃Mn³⁺(Zn₂Si₂O₁₀)(OH)₈ | — | — | — |
| Franklinphilite | (K,Na)₄(Mn²⁺,Mg,Zn)₄₈(Si,Al)₇₂(O,OH)₂₁₆·6H₂O | — | — | — |
| Franzinite | (Na,K)₆Ca₂(Al₆Si₆O₂₄)(SO₄)₂·2H₂O | Trigonal | — | — |
| Fresnoite | Ba₂Ti(Si₂O₇)O | Tetragonal | — | 4.38 g/cm³ |
| Friedelite | Mn²⁺₈Si₆O₁₅(OH,Cl)₁₀ | Monoclinic | — | — |
| Friedrichbeckeite | K(☐Na)Mg₂(Be₂Mg)Si₁₂O₃₀ | Hexagonal | 6.0 | 2.69 g/cm³ |
| Friisite | Pb₈Al₃Si₈O₂₇Cl₃ | Hexagonal | — | — |
| Fukalite | Ca₄[Si₂O₆][CO₃](OH)₂ | Monoclinic | — | — |
| Gadolinite-(Ce) | Ce₂Fe²⁺Be₂Si₂O₁₀ | Monoclinic | — | — |
| Gadolinite-(Nd) | Nd₂Fe²⁺Be₂O₂(SiO₄)₂ | Monoclinic | — | — |
| Gadolinite-(Y) | Y₂Fe²⁺Be₂Si₂O₁₀ | Monoclinic | — | — |
| Gaidonnayite | Na₂Zr(Si₃O₉)·2H₂O | — | — | — |
| Galuskinite | Ca₇(SiO₄)₃(CO₃) | Monoclinic | — | — |
| Ganomalite | Pb₉Ca₅Mn(Si₂O₇)₄(SiO₄)O | Hexagonal | — | — |
| Ganophyllite | (K,Na,Ca)₂Mn₈(Si,Al)₁₂(O,OH)₃₂·8H₂O | — | — | — |
| Ganterite | (Ba,Na,K)(Al,Mg)₂(AlSi₃O₁₀)(OH)₂ | — | — | — |
| Garmite | CsLiMg₂(Si₄O₁₀)F₂ | Monoclinic | — | — |
| Garrelsite | Ba₃NaSi₂B₇O₁₆(OH)₄ | Monoclinic | — | — |
| Garronite-Ca | Ca₃(Al₆Si₁₀O₃₂)·14H₂O | Tetragonal | — | — |
| Garronite-Na | Na₆(Al₆Si₁₀O₃₂)·8.5H₂O | Monoclinic | — | — |
| Gatedalite | ZrMn²⁺₂Mn³⁺₄O₈(SiO₄) | Tetragonal | — | — |
| Gatelite-(Ce) | CaCe₃Al₂(Al,Mg)(Mg,Fe²⁺,Al)(Si₂O₇)(SiO₄)₃(O,F)(OH,O)₂ | Monoclinic | — | — |
| Gaultite | Na₄Zn₂Si₇O₁₈·5H₂O | Orthorhombic | — | — |
| Gazeevite | BaCa₆(SiO₄)₂(SO₄)₂O | Trigonal | — | — |
| Gedrite | ☐Mg₂Mg₃Al₂(Si₆Al₂)O₂₂(OH)₂ | Orthorhombic | — | — |
| Gehlenite | Ca₂Al(SiAl)O₇ | Tetragonal | — | — |
| Genthelvite | Be₃Zn₄(SiO₄)₃S | Cubic | — | 3.60 g/cm³ |
| Georgbarsanovite | Na₁₂(Mn,Sr,REE)₃Ca₆Fe²⁺₃Zr₃NbSi₂₅O₇₆Cl₂·H₂O | Trigonal | — | — |
| Georgechaoite | NaKZr[Si₃O₉]·2H₂O | — | — | — |
| Gerenite-(Y) | (Ca,Na)₂(Y,REE)₃Si₆O₁₈·2H₂O | Triclinic | — | — |
| Gerstmannite | MnMgZn(SiO₄)(OH)₂ | Orthorhombic | — | — |
| Gilalite | Cu₅Si₆O₁₇·7H₂O | Monoclinic | — | — |
| Gillespite | BaFe²⁺Si₄O₁₀ | — | — | — |
| Gismondine-Ca | Ca₂(Si₄Al₄)O₁₆·8H₂O | Monoclinic | — | — |
| Gismondine-Sr | Sr₄(Si₈Al₈O₃₂)·9H₂O | Orthorhombic | — | — |
| Gittinsite | CaZrSi₂O₇ | Monoclinic | — | — |
| Giuseppettite | (Na,K,Ca)₇-₈(Al₆Si₆O₂₄)(SO₄,Cl)₁-₂ | Trigonal | — | — |