Silicon (Si) Minerals sorted by Mineral Name
Click here for List sorted by Weight Percent
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% Si | Mineral Name | Chemical Formula | MW |
20.96 % Si | Gobbinsite | (Na2,Ca)2K2Al6Si10O32·12(H2O) | 1,339.93 |
17.37 % Si | Goldmanite | Ca3(V,Al,Fe+++)2(SiO4)3 | 484.97 |
23.68 % Si | Golyshevite ! | (Na,Ca)10Ca9(Fe+++,Fe++)2Zr3NbSi25O72(CO3)(OH)3·H2O | 2,925.34 |
20.84 % Si | Gonnardite # | Na2CaAl4Si6O20·7(H2O) | 808.59 |
15.17 % Si | Gonyerite # | Mn++3[Mn++3Fe+++][(Si,Fe+++)4O10](OH,O)8 | 703.49 |
27.69 % Si | Goosecreekite | CaAl2Si6O16·5(H2O) | 608.62 |
32.32 % Si | Gottardiite ! | Na3Mg3Ca5Al19Si117O272·93(H2O) | 10,168.18 |
15.44 % Si | Gotzenite # | (Ca,Na)3(Ti,Al)Si2O7(F,OH)2 | 363.79 |
9.49 % Si | Grandidierite # | (Mg,Fe++)Al3(BO4)(SiO4)O | 296.03 |
17.44 % Si | Greenalite # | (Fe++,Fe+++)2-3Si2O5(OH)4 | 354.28 |
14.40 % Si | Grenmarite ! | (Zr,Mn)2(Zr,Ti)(Mn,Na)(Na,Ca)4(Si2O7)2(O,F)4 | 780.16 |
18.37 % Si | Griffithite * | 4(Mg,Fe,Ca)O.(Al,Fe)2O3.5SiO2·7(H2O) | 764.30 |
11.75 % Si | Grossmanite | CaTi+++AlSiO6 | 239.02 |
18.71 % Si | Grossular # | Ca3Al2(SiO4)3 | 450.45 |
31.52 % Si | Grumantite | NaHSi2O5·(H2O) | 178.18 |
22.43 % Si | Grunerite # | [ ]Fe++7Si8O22(OH)2 | 1,001.61 |
21.83 % Si | Gugiaite | Ca2BeSi2O7 | 257.33 |
14.36 % Si | Gupeiite | Fe3Si | 195.63 |
18.07 % Si | Gutkovaite-Mn ! | CaK2Mn(Ti,Nb)4(Si4O12)2(O,OH)4·5(H2O) | 1,243.09 |
24.05 % Si | Gyrolite # | NaCa16Si23AlO60(OH)8·64(H2O) | 2,685.42 |
13.11 % Si | Hafnon | HfSiO4 | 244.28 |
20.38 % Si | Haineaultite ! | (Na,Ca)5Ca(Ti,Nb)5(Si,S)12O34(OH,F)8·5(H2O) | 1,557.11 |
15.04 % Si | Hainite # | Na4Ca8(Ti,Zr,Mn,Fe)3Si8O28F8 | 1,456.09 |
14.03 % Si | Haiweeite | Ca[(UO2)2Si5O12(OH)2]·3(H2O) | 1,000.61 |
21.76 % Si | Halloysite # | Al2Si2O5(OH)4 | 258.16 |
18.59 % Si | Hapkeite ! | Fe2Si | 93.65 |
15.82 % Si | Haradaite | Sr4V++++4Si8O28 | 1,420.05 |
17.91 % Si | Hardystonite # | Ca2ZnSi2O7 | 313.71 |
7.65 % Si | Harkerite # | Ca24Mg8Al2(SiO4)8(BO3)6(CO3)10·2(H2O) | 2,935.91 |
23.91 % Si | Harmotome # | (Ba,Na,K)1-2(Si,Al)8O16·6(H2O) | 704.93 |
7.67 % Si | Harrisonite ! | Ca(Fe++,Mg)6(PO4)2(SiO4)2 | 732.77 |
19.02 % Si | Harstigite # | Ca6MnBe4(SiO4)2(Si2O7)2(OH)2 | 885.97 |
17.01 % Si | Hastingsite # | NaCa2(Fe++4Fe+++)Si6Al2O22(OH)2 | 990.86 |
12.30 % Si | Hatrurite | Ca3SiO5 | 228.32 |
16.32 % Si | Hauyne # | (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2 | 1,032.43 |
29.31 % Si | Hectorite # | Na0,3(Mg,Li)3Si4O10(OH)2 | 383.25 |
22.64 % Si | Hedenbergite # | CaFe++Si2O6 | 248.09 |
10.91 % Si | Hejtmanite | Ba(Mn,Fe++)2TiO(Si2O7)(OH,F)2 | 514.71 |
13.76 % Si | Heklaite ! | KNaSiF6 | 204.16 |
10.08 % Si | Hellandite-(Ce) ! | (Ca3REE)4Ce2Al[ ]2[Si4 B4O22](OH)2 | 1,114.02 |
10.91 % Si | Hellandite-(Y) # | (Ca,REE)4(Y,Ce)2(Al,[ ])2[Si4B4O22](OH)2 | 1,029.47 |
15.18 % Si | Helvite # | Mn4Be3(SiO4)3S | 555.10 |
1.84 % Si | Hemihedrite | Pb10Zn(CrO4)6(SiO4)2F2 | 3,055.52 |
11.66 % Si | Hemimorphite # | Zn4Si2O7(OH)2·(H2O) | 481.76 |
15.37 % Si | Hendricksite | K(Zn,Mg,Mn)3Si3AlO10(OH)2 | 493.25 |
13.45 % Si | Hennomartinite | SrMn+++2Si2O7(OH)2·(H2O) | 417.69 |
11.99 % Si | Henritermierite | Ca3(Mn,Al)2(SiO4)2(OH)4 | 468.33 |
20.42 % Si | Herschelite ? | (Na,Ca,K)AlSi2O6·3(H2O) | 261.30 |
25.36 % Si | Heulandite-Ba ! | (Ba,Ca,K,Na,Sr)5Al9Si27O72·22(H2O) | 2,990.65 |
26.54 % Si | Heulandite-Ca # | (Ca,Na)2-3Al3(Al,Si)2Si13O36·12(H2O) | 2,825.14 |
25.64 % Si | Heulandite-K ! | (K,Na,Ca)2-3Al3(Al,Si)2Si13O36·12(H2O) | 2,900.18 |
28.85 % Si | Heulandite-Na ! | (Na,Ca)2-3Al3(Al,Si)2Si13O36·12(H2O) | 2,725.48 |
26.26 % Si | Heulandite-Sr ! | (Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36·12(H2O) | 2,880.96 |
13.17 % Si | Hibschite # | Ca3Al2(SiO4)3-x(OH)4x(x=0.2-1.5) | 426.39 |
12.75 % Si | Hieratite # | K2SiF6 | 220.27 |
20.08 % Si | Hilairite | Na2ZrSi3O9·3(H2O) | 419.50 |
14.76 % Si | Hillebrandite # | Ca6Si3O9(OH)6 | 570.76 |
12.32 % Si | Hingganite-(Ce) | (Ce,Ca)2([ ],Fe)Be2Si2O8[(OH),O]2 | 460.63 |
13.41 % Si | Hingganite-(Y) | Y2([ ])Be2Si2O8(OH)2 | 433.65 |
12.38 % Si | Hingganite-(Yb) | (Yb,Y)2([ ])Be2Si2O8(OH)2 | 453.70 |
15.10 % Si | Hiortdahlite # | (Ca,Na,Y)3(Zr,Ti)Si2O7(F,O,OH)2 | 371.93 |
15.96 % Si | Hisingerite # | Fe+++2Si2O5(OH)4·2(H2O) | 351.92 |
9.01 % Si | Hodgkinsonite # | MnZn2SiO4(OH)2 | 311.82 |
12.08 % Si | Hogtuvaite | (Ca,Na)2(Fe++,Fe+++,Ti,Mg,Mn)6(Si,Be,Al)6O20 | 837.17 |
2.76 % Si | Holdenite # | (Mn,Mg)6Zn3(AsO4)2(SiO4)(OH)8 | 1,018.89 |
0.33 % Si | Hollandite # | Ba(Mn++++,Mn++)8O16 | 852.99 |
29.90 % Si | Holmquistite # | [ ](Li2Mg3Al2)Si8O22(OH)2 | 751.45 |
11.50 % Si | Holtite | Al6(Al,Ta)(BO3)[(SiO4,SbO4,AsO4)]3(O,OH)3 | 2,589.58 |
12.33 % Si | Holtstamite ! | Ca3(Al,Mn+++)2(SiO4)2(OH)4 | 455.40 |
15.35 % Si | Homilite # | Ca2(Fe++,Mg)B2Si2O10 | 365.90 |
26.49 % Si | Howieite | Na(Fe++,Mn++)10(Fe,Al)2Si12O31(OH)13 | 2,544.93 |
7.18 % Si | Howlite # | Ca2B5SiO9(OH)5 | 391.32 |
17.72 % Si | Hsianghualite # | Ca3Li2Be3(SiO4)3F2 | 475.40 |
20.64 % Si | Hubeite ! | Ca2Mn++Fe+++Si4O12(OH)(H2O)2 | 544.27 |
15.64 % Si | Humite # | (Mg,Fe++)7(SiO4)3(F,OH)2 | 538.58 |
7.52 % Si | Hundholmenite-(Y) ! | (Y,REE,Ca,Na)15(Al,Fe+++)CaxAs+++1-x(Si,As+++++)Si6B3(O,F)48 | 2,521.06 |
8.67 % Si | Huttonite # | ThSiO4 | 324.12 |
20.92 % Si | Hyalophane # | (K,Ba)Al(Si,Al)3O8 | 302.06 |
31.02 % Si | Hyalotekite # | (Ba,Pb,Ca,K)6(B,Si,Al)2(Si,Be)10O28(F,Cl) | 1,747.32 |
16.20 % Si | Hydroastrophyllite | (H3O,K)2Ca(Fe+++,Mn)5-6Ti2Si8O26(OH)4F | 1,213.30 |
16.93 % Si | Hydrobiotite # | [K(Mg,Fe)3(Al,Fe)Si3O10(OH,F)2]·[(Mg,Fe++,Al)3(Si,Al)4O10(OH)2·4(H2O)] | 464.62 |
25.97 % Si | Hydrodelhayelite | KCa2AlSi7O17(OH)2·6(H2O) | 756.93 |
12.21 % Si | Hydrougrandite ? | (Ca,Mg,Fe++)3(Fe+++,Al)2(SiO4)3-x(OH)4x | 460.23 |
17.40 % Si | Hydroxycancrinite | Na4(AlSiO4)3(OH)·(H2O) | 484.18 |
18.08 % Si | Hydroxylclinohumite ! | Mg9(SiO4)4(OH,F)2 | 621.49 |
17.32 % Si | Hydroxyuvite ! | CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3(OH) | 973.16 |
24.18 % Si | Hypersthene ? | (Mg,Fe++)2Si2O6 | 232.32 |
12.30 % Si | Hyttsjoite ! | Pb18Ba2Ca5Mn++2Fe+++2Si30O90Cl·6(H2O) | 6,852.27 |
18.63 % Si | Iddingsite ? | MgO.Fe2O3.3SiO2·4(H2O) | 452.31 |
8.51 % Si | Iimoriite-(Y) | Y2(SiO4)(CO3) | 329.90 |
22.97 % Si | Ikranite ! | (Na,H3O)15(Ca,Mn,REE)6Fe+++2Zr3([ ],Zr)([ ],Si)Si24O66(O,OH)6Cl·2-3H2O | 2,760.39 |
13.66 % Si | Ilimaussite-(Ce) | (Ba,Na)10K3Na4.5Ce5(Nb,Ti)6[Si12O36][Si9O18(O,OH)24]O6 | 4,253.30 |
25.25 % Si | Illite * | (K,H3O)(Al,Mg,Fe)2(Si,Al)4O10[(OH)2,(H2O)] | 389.34 |
15.48 % Si | Ilmajokite | (Na,Ce,La,Ba)2TiSi3O5(OH)10·n(H2O) (?) | 544.12 |
13.74 % Si | Ilvaite # | CaFe++2Fe+++Si2O7O(OH) | 408.79 |
17.61 % Si | IMA2003-019 ! | Na6Sr12Ba2Zr13Si39B4O123(OH)6 ·20(H2O) | 6,218.79 |
19.19 % Si | IMA2007-015 | K(CaNa)(Fe++3Al2)(Si6Al2)O22(OH)2 | 878.18 |
35.13 % Si | IMA2007-036 | TiFeSi2 | 159.90 |
12.25 % Si | IMA2007-041T | Na2[Ti4O2(OH)2(SiO4)3]·6H2O | 687.85 |
14.72 % Si | IMA2008-006 ! | [Na82.5Ca33K16.5](Si99Al99O396)(SO4)33·4H2O | 18,893.91 |
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( Bold - Valid Mineral Name)
(* - Mineral Name is Not IMA Approved)
(! - New Dana Classification Number Has Been Changed or Added)
(? - IMA Discredited Mineral Species Name)
(# - Grandfathered as valid)