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Minerals containing silicon
1,605 minerals
Silicon — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Braunite II | Ca(Mn³⁺)₁₄SiO₂₄ | — | — | — |
| Bredigite | Ca₇Mg(SiO₄)₄ | Orthorhombic | — | — |
| Brewsterite-Ba | Ba(Al₂Si₆)O₁₆·5H₂O | Monoclinic | — | — |
| Brewsterite-Sr | Sr(Al₂Si₆)O₁₆·5H₂O | Monoclinic | — | — |
| Breyite | Ca₃Si₃O₉ | Triclinic | — | — |
| Bridgmanite | MgSiO₃ | Orthorhombic | — | — |
| Brindleyite | (Ni,Al)₃(Si,Al)₂O₅(OH)₄ | Monoclinic | — | — |
| Brinrobertsite | Na₀.₃Al₄(Si₄O₁₀)₂(OH)₄·3.5H₂O | — | — | — |
| Britholite-(Ce) | (Ce,Ca)₅(SiO₄)₃OH | — | — | — |
| Britholite-(Y) | (Y,Ca)₅(SiO₄)₃OH | — | 5.0 | — |
| Britvinite | Pb₁₄Mg₉(Si₁₀O₂₈)(BO₃)₄(CO₃)₂(OH)₁₂F₂ | Triclinic | — | — |
| Brownleeite | MnSi | Cubic | — | — |
| Brunovskyite | NaZrSi₂O₆(OH) | Triclinic | — | — |
| Buddingtonite | (NH₄)AlSi₃O₈ | Monoclinic | 5.5 | — |
| Bulgakite | Li₂(Ca,Na)Fe²⁺₇Ti₂(Si₄O₁₂)₂O₂(OH)₄(F,O)(H₂O)₂ | Triclinic | — | — |
| Bultfonteinite | Ca₂[SiO₃(OH)]F·H₂O | Triclinic | 4.5 | — |
| Bunnoite | Mn²⁺₆AlSi₆O₁₈(OH)₃ | Triclinic | — | — |
| Burckhardtite | Pb₂(Fe³⁺Te⁶⁺)(AlSi₃O₈)O₆ | — | — | — |
| Burnettite | CaVAlSiO₆ | Monoclinic | — | — |
| Burovaite-Ca | (Na,K)₄Ca₂(Ti,Nb)₈[Si₄O₁₂]₄(OH,O)₈·12H₂O | Monoclinic | — | — |
| Burpalite | Na₂CaZr(Si₂O₇)F₂ | Monoclinic | — | — |
| Buryatite | Ca₃(Si,Fe,Al)(SO₄)[B(OH)₄]O(OH)₅·12H₂O | Trigonal | — | — |
| Bussenite | Ba₄(Na,☐)₂(Fe²⁺,Na)₂Ti₂(Si₂O₇)₂(CO₃)₂O₂(OH)₂(H₂O)₂F₂ | Triclinic | — | — |
| Bussyite-(Ce) | (Ce,REE)₃(Na,H₂O)₆MnSi₉Be₅(O,OH)₃₀F₄ | Monoclinic | — | — |
| Bussyite-(Y) | (Y,REE)₃(Na,H₂O)₆MnSi₉Be₅(O,OH)₃₀F₄ | Monoclinic | — | — |
| Bustamite | CaMn²⁺(Si₂O₆) | Triclinic | — | — |
| Byelorussite-(Ce) | NaBa₂Ce₂MnTi₂[Si₄O₁₂]₂O₂(F,OH)·H₂O | Orthorhombic | — | — |
| Bykovaite | (Ba,Na,K)₂(Na,Ti,Mn)₄(Ti,Nb)₂(Si₂O₇)₂O₂(H₂O,F,OH)₂·3.5H₂O | Monoclinic | — | — |
| Bystrite | (Na,K)₇Ca(Al₆Si₆O₂₄)(S₅)Cl | Trigonal | — | — |
| Byzantievite | Ba₅(Ca,REE,Y)₂₂(Ti,Nb)₁₈(SiO₄)₄[(PO₄),(SiO₄)]₄(BO₃)₉O₂₂[(OH),F]₄₃·₁.₅H₂O | Trigonal | — | — |
| Cairncrossite | Sr₂Ca₇(Si₄O₁₀)₄(OH)₂·15H₂O | Triclinic | — | — |
| Calcinaksite | KNaCa(Si₄O₁₀)·H₂O | Triclinic | — | — |
| Calcio-olivine | Ca₂(SiO₄) | Orthorhombic | — | 2.96 g/cm³ |
| Calciocatapleiite | CaZr(Si₃O₉) * 2H₂O | — | — | — |
| Calciohilairite | CaZrSi₃O₉·3H₂O | — | — | — |
| Calciomurmanite | (Na,☐)₂Ca(Ti,Mg,Nb)₄[Si₂O₇]₂O₂(OH,O)₂(H₂O)₄ | Triclinic | — | — |
| Calcioursilite | Ca₄(UO₂)₄(Si₂O₅)₅(OH)₆·15H₂O | — | — | — |
| Calcybeborosilite-(Y) | (Y,REE,Ca)(B,Be)₂(SiO₄)₂(OH,O)₂ | — | — | — |
| Calderite | (Mn²⁺,Ca)₃(Fe³⁺,Al)₂(SiO₄)₃ | Cubic | 7.0 | — |
| Canasite | K₃Na₃Ca₅Si₁₂O₃₀(OH)₄ | — | — | — |
| Cancrinite | (Na,Ca,☐)₈(Al₆Si₆)O₂₄(CO₃,SO₄)₂·2H₂O | Hexagonal | — | — |
| Cancrisilite | Na₇(Si₇Al₅)O₂₄(CO₃)·3H₂O | Hexagonal | 5.0 | — |
| Cappelenite-(Y) | Ba(Y,Ce)₆Si₃B₆O₂₄F₂ | — | — | — |
| Capranicaite | KCaNaAl₄B₄Si₂O₁₈ | Monoclinic | — | — |
| Carbobystrite | Na₈(Al₆Si₆O₂₄)(CO₃)·4H₂O | Trigonal | — | — |
| Carbokentbrooksite | Na₁₁-₁₂(Na,Ce)₃Ca₆Mn₃Zr₃Nb[(Si₃O₉)₂(Si₉O₂₇)₂SiO](OH)₃(CO₃) * H₂O | Trigonal | — | — |
| Carletonite | KNa₄Ca₄Si₈O₁₈(CO₃)₄(F,OH)·H₂O | — | — | — |
| Carletonmooreite | Ni₃Si | Cubic | — | — |
| Carlfrancisite | Mn²⁺₃(Mn²⁺,Mg,Fe³⁺,Al)₄₂(As³⁺O₃)₂(As⁵⁺O₄)₄[(Si,As⁵⁺)O₄]₆[(As⁵⁺,Si)O₄]₂(OH)₄₂ | Trigonal | — | — |
| Carlosturanite | (Mg,Fe²⁺,Ti)₂₁(Si,Al)₁₂O₂₈(OH)₃₄·H₂O | — | — | — |
| Carpholite | Mn²⁺Al₂(Si₂O₆)(OH)₄ | Orthorhombic | — | — |
| Caryochroite | (Na,Sr)₃(Fe³⁺,Mg)₁₀Ti₂Si₁₂O₃₇(H₂O,O,OH)₁₇ | Monoclinic | — | — |
| Caryopilite | Mn²⁺₃Si₂O₅(OH)₄ | — | — | — |
| Cascandite | Ca(Sc,Fe³⁺)(HSi₃O₉) | — | — | — |
| Cassagnaite | Ca₄Fe³⁺₄V³⁺₂(OH)₆O₂(Si₃O₁₀)(SiO₄)₂ | Orthorhombic | — | — |
| Catapleiite | Na₂ZrSi₃O₉·2H₂O | — | — | — |
| Cayalsite-(Y) | CaY₆Al₂Si₄O₁₈F₆ | Orthorhombic | — | — |
| Caysichite-(Y) | Ca₂Y₂Si₄O₁₀(CO₃)₃ * 4H₂O | — | — | — |
| Cebollite | Ca₅Al₂(SiO₄)₃(OH)₄ | — | 5.0 | — |
| Celsian | BaAl₂Si₂O₈ | Monoclinic | — | 3.34 g/cm³ |
| Cerchiaraite-(Al) | Ba₄Al₄(Si₄O₁₂)O₂(OH)₄Cl₂[Si₂O₃(OH)₄] | Tetragonal | — | — |
| Cerchiaraite-(Fe) | Ba₄Fe³⁺₄(Si₄O₁₂)O₂(OH)₄Cl₂[Si₂O₃(OH)₄] | Tetragonal | — | — |
| Cerchiaraite-(Mn) | Ba₄Mn³⁺₄(Si₄O₁₂)O₂(OH)₄Cl₂[Si₂O₃(OH)₄] | Tetragonal | — | — |
| Cerite-(CeCa) | (Ce₇Ca₂)☐Mg(SiO₄)₃(SiO₃OH)₄(OH)₃ | — | — | — |
| Cervandonite-(Ce) | (Ce,Nd,La)(Fe³⁺,Fe²⁺,Ti,Al)₃O₂(Si₂O₇)(As³⁺O₃)(OH) | Monoclinic | — | — |
| Chabazite-Ca | Ca₂[Al₄Si₈O₂₄]·13H₂O | Trigonal | — | — |
| Chabazite-K | (K₂NaCa₀.₅)[Al₄Si₈O₂₄]·11H₂O | Trigonal | — | — |
| Chabazite-Mg | (Mg₀.₇K₀.₅Ca₀.₅Na₀.₁)[Al₃Si₉O₂₄]·10H₂O | Trigonal | — | — |
| Chabazite-Na | (Na₃K)[Al₄Si₈O₂₄]·11H₂O | Trigonal | — | — |
| Chabazite-Sr | (Sr,Ca)₂[Al₄Si₈O₂₄]·11H₂O | Trigonal | — | — |
| Chamosite | (Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈ | Monoclinic | 3.0 | — |
| Chantalite | CaAl₂(SiO₄)(OH)₄ | Tetragonal | — | — |
| Charoite | (K,Sr)₁₅-₁₆(Ca,Na)₃₂[Si₆O₁₁(O,OH)₆]₂[Si₁₂O₁₈(O,OH)₁₂]₂[Si₁₇O₂₅(O,OH)₁₈]₂(OH,F)₄ * ~₃H₂O | — | — | — |
| Chayesite | KMg₄Fe³⁺[Si₁₂O₃₀] | — | 6.5 | — |
| Chegemite | Ca₇(SiO₄)₃(OH)₂ | Orthorhombic | — | — |
| Chernykhite | (Ba,Na)(V³⁺,Al,Mg)₂((Si,Al)₄O₁₀)(OH)₂ | — | — | — |
| Chesnokovite | Na₂SiO₂(OH)₂·8H₂O | Orthorhombic | — | — |
| Chessexite | Na₄Ca₂Mg₃Al₈(SiO₄)₂(SO₄)₁₀(OH)₁₀·40H₂O | Orthorhombic | — | — |
| Chesterite | Mg₁₇Si₂₀O₅₄(OH)₆ | Orthorhombic | — | — |
| Chevkinite-(Ce) | (Ce,La,Ca,Th)₄(Fe²⁺,Mg)(Fe²⁺,Ti,Fe³⁺)₂(Ti,Fe³⁺)₂(Si₂O₇)₂O₈ | Monoclinic | — | — |