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 |
18.59 % Si | Knorringite | Mg3Cr2(SiO4)3 | 453.16 |
23.67 % Si | Koashvite | Na6(Ca,Mn)(Ti,Fe)Si6O18·(H2O) | 711.83 |
15.19 % Si | Kochite ! | Na2(Na,Ca)4Ca4(Mn,Ca)2Zr2Ti2(Si2O7)4(O,F)4F4 | 1,505.08 |
30.27 % Si | Kokchetavite ! | KAlSi3O8 | 278.33 |
4.51 % Si | Kolicite | Mn7Zn4(AsO4)2(SiO4)2(OH)8 | 1,244.19 |
11.17 % Si | Komarovite | (Ca,Mn)2(Nb,Ti)2Si2O7(O,F)2·3.5(H2O) | 502.73 |
16.49 % Si | Komkovite | BaZrSi3O9·3(H2O) | 510.85 |
14.04 % Si | Kornerupine # | (Mg,Fe++)4Al6(SiO4,BO4)5(O,OH)2 | 734.04 |
20.62 % Si | Kornite | Na(CaNa)Fe++4(Al,Fe+++)Si7AlO22(OH)2 | 953.22 |
19.42 % Si | Korobitsynite ! | Na3(Ti,Nb)2[Si4O12](OH,O)2·3-4(H2O) | 578.44 |
24.73 % Si | Kosmochlor # | NaCr+++Si2O6 | 227.15 |
20.27 % Si | Kostylevite | K2ZrSi3O9·(H2O) | 415.69 |
23.70 % Si | Kozulite | NaNa2Mn++4(Fe+++,Al)Si8O22(OH)2 | 948.04 |
5.95 % Si | Kraisslite | (Mn++,Mg)24Zn3Fe+++(As+++O3)2(As+++++O4)3(SiO4)6(OH)18 | 3,019.54 |
17.15 % Si | Krauskopfite | BaSi2O4(OH)2·2(H2O) | 327.54 |
22.91 % Si | Krinovite | NaMg2CrSi3O10 | 367.85 |
19.09 % Si | Kristiansenite ! | Ca2ScSn(Si2O7)(Si2O6OH) | 291.23 |
0.23 % Si | Kuannersuite-(Ce) ! | Ba6Na2REE2(PO4)6FCl | 1,704.53 |
19.72 % Si | Kukisvumite | Na6ZnTi4Si8O28·4(H2O) | 1,139.58 |
7.95 % Si | Kuliokite-(Y) | (Y,REE)4Al(SiO4)2(OH)2F5 | 706.82 |
19.66 % Si | Kulkeite | Na0.35Mg8AlSi7O20(OH)10 | 942.67 |
32.13 % Si | Kumdykolite | NaAlSi3O8 | 262.22 |
13.26 % Si | Kumtyubeite ! | Ca5(SiO4)2F2 | 421.54 |
16.80 % Si | Kupletskite # | K2Na(Mn,Fe++)7(Ti,Nb)2Si8O26(OH)4F | 1,337.34 |
15.43 % Si | Kupletskite-(Cs) | (Cs,K)2Na(Mn,Fe++,Li)7(Ti,Nb)2Si8O26(OH)4F | 1,455.85 |
7.01 % Si | Kurumsakite # | (Zn,Ni,Cu)8Al8V2Si5O35·27(H2O) (?) | 2,003.89 |
12.88 % Si | Kushiroite | CaAl2SiO6 | 218.12 |
20.52 % Si | Kuzmenkoite-Mn ! | (K,Na)2(Mn,Fe)(Ti,Nb)4[Si4O12]2(OH)4·5(H2O) | 1,095.05 |
18.22 % Si | Kuzmenkoite-Zn ! | K2Zn(Ti,Nb)4(Si4O12)2(OH,O)4·6-8(H2O) | 1,214.76 |
29.97 % Si | Kvanefjeldite | Na4(Ca,Mn)Si6O14(OH)2 | 562.27 |
17.33 % Si | Kyanite # | Al2SiO5 = Al[6]Al[6]OSiO4 | 162.05 |
17.69 % Si | Kyanoxalite ! | Na7(Al5-6Si6-7O24)(C2O4)0.5-1.0·5H2O | 1,031.96 |
24.80 % Si | Labradorite * | (Ca,Na)(Si,Al)4O8 | 271.81 |
18.58 % Si | Labuntsovite-Fe ! | Na4K4(Ba,K)2(Fe,Mg,Mn)1+xTi8(Si4O12)4(O,OH)8·10(H2O) | 2,418.89 |
18.72 % Si | Labuntsovite-Mg ! | Na4K4(Ba,K)(Mg,Fe)1+xTi8(Si4O12)4(O,OH)8·10(H2O) | 2,384.94 |
18.37 % Si | Labuntsovite-Mn ! | Na4K4(Ba,K)(Mn,Fe)1+x(Ti,Nb)8[Si4O12]4(O,OH)8·n(H2O), n=10-12 | 2,232.12 |
23.57 % Si | Labyrinthite ! | (Na,K,Sr)35Ca12Fe3Zr6TiSi51O144(O,OH,H2O)9Cl3 | 6,108.05 |
15.97 % Si | Laihunite | Fe++Fe+++2(SiO4)2 | 351.71 |
0.02 % Si | Lakargiite ! | CaZrO3 | 177.87 |
31.50 % Si | Lalondeite ! | (Na,Ca)6(Ca,Na)3Si16O38(F,OH)2·3(H2O) | 1,441.00 |
12.60 % Si | Lamprophyllite # | Na2(Sr,Ba)2Ti3(SiO4)4(OH,F)2 | 891.53 |
4.35 % Si | Langbanite # | (Mn,Ca,Fe)++4(Mn+++,Fe+++)9Sb+++++Si2O24 | 1,291.77 |
20.70 % Si | Laplandite-(Ce) | Na4CeTiPSi7O22·5(H2O) | 949.59 |
16.31 % Si | Larnite # | Ca2SiO4 | 172.24 |
7.70 % Si | Larsenite # | PbZnSiO4 | 364.67 |
13.24 % Si | Latiumite # | (Ca,K)8(Al,Mg,Fe)(Si,Al)10O25(SO4) | 1,124.01 |
23.88 % Si | Laumontite # | CaAl2Si4O12·4(H2O) | 470.44 |
15.01 % Si | Lavenite # | (Na,Ca)2(Mn,Fe++)(Zr,Ti,Nb)Si2O7(O,OH,F) | 374.22 |
17.88 % Si | Lawsonite # | CaAl2Si2O7(OH)2·(H2O) | 314.24 |
16.91 % Si | Lazurite # | Na3Ca(Al3Si3O12)S | 498.31 |
26.53 % Si | Leakeite | NaNa2(Mg2Fe+++2Li)Si8O22(OH)2 | 846.90 |
46.74 % Si | Lechatelierite * | SiO2 | 60.08 |
23.76 % Si | Leifite # | Na2(Si,Al,Be)7(O,OH,F)14 | 425.47 |
17.98 % Si | Lemmleinite-Ba ! | Na2K2Ba1-xTi4(Si4O12)2(O,OH)4·5(H2O) | 2,498.97 |
18.83 % Si | Lemmleinite-K ! | NaK2(Ti,Nb)2Si4O12(O,OH)2·2(H2O) | 596.73 |
26.12 % Si | Lemoynite | (Na,K)2CaZr2Si10O26·5-6(H2O) | 1,075.15 |
20.80 % Si | Lennilenapeite | K6-7(Mg,Mn,Fe++,Fe+++,Zn)48(Si,Al)72(O,OH)216·16(H2O) | 8,425.53 |
0.07 % Si | Leogangite ! | Cu10(AsO4)4(SO4)(OH)6·8(H2O) | 1,543.39 |
1.32 % Si | Lepersonnite-(Gd) | CaGd2(UO3)24(CO3)8(SiO4)4O4·60(H2O) | 8,909.01 |
28.93 % Si | Lepidolite # | K(Li,Al)3(Si,Al)4O10(F,OH)2 | 388.30 |
17.37 % Si | Lepkhenelmite-Zn ! | Ba2Zn(Ti,Nb)4(Si4O12)2(O,OH)4·7(H2O) | 1,261.08 |
25.74 % Si | Leucite # | KAlSi2O6 | 218.25 |
23.81 % Si | Leucophanite # | (Na,Ca)2BeSi2(O,OH,F)7 | 235.92 |
12.13 % Si | Leucophoenicite # | Mn7(SiO4)3(OH)2 | 694.83 |
25.36 % Si | Leucosphenite # | Na4BaTi2O2[B2Si10O28] | 1,107.50 |
21.79 % Si | Levyne-Ca # | (Ca,Na2,K2)Al2Si4O12·6(H2O) | 1,506.86 |
21.35 % Si | Levyne-Na ! | (Na2,Ca,K2)Al2Si4O12·6(H2O) | 1,540.68 |
24.43 % Si | Liberite | Li2BeSiO4 | 114.98 |
18.37 % Si | Liddicoatite ! | Ca(Li,Al)3Al6(BO3)3Si6O18(O,OH,F)4 | 917.49 |
22.84 % Si | Liebauite | Ca3Cu5Si9O26 | 1,106.72 |
14.61 % Si | Liebenbergite | (Ni,Mg)2SiO4 | 192.27 |
0.16 % Si | Lindqvistite | Pb2(Mn++,Mg)Fe+++16027 | 1,764.16 |
31.12 % Si | Lingunite ! | (Na,Ca)AlSi3O8 | 270.77 |
20.65 % Si | Lintisite | Na3LiTi2Si4O14·2(H2O) | 544.03 |
14.22 % Si | Liottite | (Ca,Na,K)8(Si,Al)12O24[(SO4),(CO3),Cl,OH]4·(H2O) | 1,204.89 |
19.98 % Si | Lisetite | Na2CaAl4Si4O16 | 562.32 |
27.80 % Si | Lisitsynite ! | KBSi2O6 | 202.08 |
24.28 % Si | Lithiomarsturite | LiCa2Mn2HSi5O15 | 578.40 |
22.81 % Si | Lithosite | K6Al4Si8O25·(H2O) | 985.20 |
28.23 % Si | Litidionite # | KNaCuSi4O10 | 397.97 |
27.23 % Si | Litvinskite ! | Na2([ ],Na,Mn)Zr[Si6O12(OH,O)6] | 618.88 |
20.27 % Si | Lizardite # | Mg3Si2O5(OH)4 | 277.11 |
11.10 % Si | Lomonosovite # | Na5Ti2O2(Si2O7)(PO4) | 505.85 |
0.03 % Si | Londonite ! | CsAl4Be4(B,Be)12O28 | 808.60 |
16.43 % Si | Lorenzenite # | Na2Ti2Si2O9 | 341.91 |
22.37 % Si | Loudounite | NaCa5Zr4Si16O40(OH)11·8(H2O) | 2,008.82 |
24.51 % Si | Loughlinite | Na2Mg3Si6O16·8(H2O) | 687.52 |
13.18 % Si | Lourenswalsite | (K,Ba)2(Ti,Mg,Ca,Fe)4(Si,Al,Fe)6O14(OH)12 | 937.50 |
26.67 % Si | Lovdarite | K2Na6Be4Si14O36·9(H2O) | 1,466.77 |
26.88 % Si | Lovozerite # | H4Na2Ca(Zr,Ti)[Si6O18] | 626.98 |
12.13 % Si | Luddenite | Pb2Cu2Si5O14·14(H2O) | 1,158.13 |
22.28 % Si | Lunijianlaite | LiAl6(Si7Al)O20(OH)10 | 882.47 |
54.79 % Si | Luobusaite ! | Fe0.83Si2 | 102.52 |
46.74 % Si | Lutecite * | SiO2 | 60.08 |
5.31 % Si | Macaulayite | (Fe+++,Al)24Si4O43(OH)2 | 2,116.93 |
29.23 % Si | Macdonaldite | BaCa4[Si16O36(OH)2]·10(H2O) | 1,537.15 |
15.74 % Si | Macfallite | Ca2(Mn+++,Al)3(SiO4)(Si2O7)(OH)3 | 544.17 |
2.86 % Si | Macquartite | Pb3Cu(CrO4)(SiO3)(OH)4·2(H2O) | 981.28 |
35.70 % Si | Magadiite | NaSi7O13(OH)3·4(H2O) | 550.66 |
17.86 % Si | Magbasite | KBa(Al,Sc)(Mg,Fe++)6Si6O20F2 | 943.31 |
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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)