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 |
25.67 % Si | Magnesioanthophyllite ? | (Mg,Fe++)7Si8O22(OH)2 | 875.45 |
26.98 % Si | Magnesio-arfvedsonite # | NaNa2(Mg4Fe++)Si8O22(OH)2 | 832.72 |
17.62 % Si | Magnesioastrophyllite | K2Na[Na(Fe++,Fe+++,Mn)Mg2]Ti2Si8O26(OH)4F | 1,275.02 |
18.82 % Si | Magnesiocarpholite | MgAl2Si2O6(OH)4 | 298.46 |
12.74 % Si | Magnesiochloritoid | MgAl2SiO5(OH)2 | 220.37 |
28.70 % Si | Magnesioclinoholmquistite ? | Li2(Mg,Fe++)3Al2Si8O22(OH)2 | 782.99 |
26.88 % Si | Magnesiocummingtonite | (Mg,Fe++)7Si8O22(OH)2 | 836.02 |
14.73 % Si | Magnesiodumortierite | (Mg,Ti,[ ])<1(Al,Mg)2Al4Si3O18-y(OH)yB y=2-3 | 572.14 |
23.85 % Si | Magnesioferrikatophorite | Na2Ca(Mg,Fe++)4Fe+++Si7AlO22(OH)2 | 824.40 |
17.98 % Si | Magnesiofoitite ! | [ ](Mg2Al)Al6(Si6O18)(BO3)3(OH)4 | 937.08 |
19.89 % Si | Magnesiogedrite ? | (Mg,Fe++)5Al2Si6Al2O22(OH)2 | 847.05 |
19.49 % Si | Magnesiohastingsite # | NaCa2(Mg4Fe+++)Si6Al2O22(OH)2 | 864.69 |
28.70 % Si | Magnesioholmquistite | Li2(Mg,Fe++)3Al2Si8O22(OH)2 | 782.99 |
23.94 % Si | Magnesiohornblende | Ca2[Mg4(Al,Fe+++)]Si7AlO22(OH)2 | 821.16 |
23.98 % Si | Magnesiokatophorite | Na(CaNa)Mg4AlSi7AlO22(OH)2 | 819.84 |
0.58 % Si | Magnesionigerite-2N1S | (Mg,Zn,Fe+++,Al)4(Sn,Fe+++)2Al10O22(OH)2 | 964.03 |
0.58 % Si | Magnesionigerite-6N6S ! | (Mg,Zn,Fe+++,Al)4(Sn,Fe+++)2Al10O22(OH)2 | 964.03 |
25.65 % Si | Magnesioriebeckite # | [ ]Na2[(Mg,Fe++)3Fe+++2]Si8O22(OH)2 | 876.08 |
17.43 % Si | Magnesiosadanagaite ! | NaCa2[Mg3(Al,Fe+++)2]Si5AlO22(OH)2 | 869.29 |
14.31 % Si | Magnesiostaurolite ! | [ ]4Mg4Al16(Al,[ ])2Si8O40[O6,(OH)2] | 1,562.60 |
19.82 % Si | Magnesiotaramite | Na(CaNa)Mg3ALFe+++[Si6Al2O22](OH)2 | 850.28 |
20.52 % Si | Majorite | Mg3(Fe,Al,Si)2(SiO4)3 | 437.99 |
14.44 % Si | Makarochkinite ! | Ca2Fe++4Fe+++TiSi4BeAlO20 | 871.54 |
28.63 % Si | Makatite | Na2Si4O8(OH)2·4(H2O) | 392.39 |
10.52 % Si | Malayaite | CaSnSiO5 = CaSnOSiO4 | 266.87 |
16.51 % Si | Maleevite ! | BaB2Si2O8 | 341.91 |
22.31 % Si | Malinkoite ! | NaBSiO4 | 125.88 |
14.93 % Si | Malladrite # | Na2SiF6 | 188.06 |
28.85 % Si | Manaksite | KNaMn++Si4O10 | 389.36 |
10.97 % Si | Manandonite # | Li2Al4[(Si2AlB)O10](OH)8 | 511.82 |
24.52 % Si | Manganbabingtonite | Ca2(Mn,Fe++)Fe+++Si5O14(OH) | 572.59 |
13.14 % Si | Manganhumite | (Mn,Mg)7(SiO4)3(OH)2 | 641.22 |
14.05 % Si | Manganiandrosite-(Ce) ! | (Mn++,Ca)(Ce,REE)AlMn+++Mn++(Si2O7)(SiO4)O(OH) | 599.53 |
14.16 % Si | Manganiandrosite-(La) ! | (Mn,Ca)(La,Ce,Ca,Nd)AlMn+++Mn++(SiO4)(Si2O7)O(OH) | 595.24 |
13.80 % Si | Manganilvaite ! | CaFe++Fe+++(Mn,Fe++)(Si2O7)O(OH) | 407.15 |
15.07 % Si | Manganipiemontite-(Sr) ! | CaSr(Mn+++,Fe+++)2Al[Si3O12](OH) | 559.08 |
26.47 % Si | Manganocummingtonite | Na(Na,Mn)2(Mg4,Fe+++)5Si8O22(OH)2 | 848.70 |
22.47 % Si | Manganogrunerite | [ ]Mn2Fe++5Si8O22(OH) | 999.80 |
20.98 % Si | Manganokhomyakovite ! | Na12Sr3Ca6Mn3Zr3W(Si25O73)(O,OH,H2O)3(OH,Cl)2 | 3,346.83 |
19.89 % Si | Manganokukisvumite ! | Na6MnTi4Si8O28·4(H2O) | 1,130.79 |
23.83 % Si | Manganonaujakasite ! | Na6(Mn,Fe++ )Al4Si8O26 | 943.02 |
24.78 % Si | Manganoneptunite # | KNa2Li(Mn,Fe++)2Ti2Si8O24 | 906.78 |
21.27 % Si | Manganonordite-(Ce) ! | Na3SrCeMn++Si6O17 | 792.15 |
0.92 % Si | Manganostibite # | (Mn++,Fe++)7(SbO4)(AsO4,SiO4)O4 | 764.25 |
16.94 % Si | Manganvesuvianite ! | Ca19Mn+++(Al,Mn+++,Fe+++)10(Mg,Mn++)2Si18O69(OH)9 | 2,951.26 |
9.14 % Si | Maoniupingite-(Ce) ! | (REE,Ca)4(Fe+++,Ti,Fe++,[ ])(Ti,Fe+++,Fe++,Nb)4Si4O22 | 1,228.90 |
14.11 % Si | Margarite # | CaAl2(Al2Si2)O10(OH)2 | 398.18 |
15.67 % Si | Margarosanite # | Pb(Ca,Mn++)2Si3O9 | 516.23 |
29.91 % Si | Marialite # | Na4Al3Si9O24Cl | 845.11 |
14.05 % Si | Marianoite ! | Na2Ca4(Nb,Zr)2(Si2O7)2(O,F)4 | 792.51 |
20.09 % Si | Maricopaite | Pb7Ca2(Si,Al)48O100·32(H2O) | 5,088.14 |
15.30 % Si | Marinellite ! | [(Na,K)42Ca6](Si36Al36O144)(SO4)8Cl2·6(H2O) | 6,673.61 |
23.05 % Si | Marsturite | NaCaMn3[Si5O14(OH)] | 609.31 |
23.12 % Si | Martinite ! | (Na,[ ],Ca)12Ca4(Si,S,B)14B2O38(OH,Cl)2F2·4(H2O) | 1,589.21 |
20.95 % Si | Masutomilite | K(Li,Al,Mn++)3[(Si,Al)4O10](F,OH)2 | 402.17 |
12.58 % Si | Mathewrogersite | Pb7(Fe,Cu)Al3GeSi12O36·(OH,H2O)6 | 2,678.79 |
10.66 % Si | Matsubaraite ! | Sr4TiTi4Si4O22 | 1,054.21 |
3.70 % Si | Mattheddleite | Pb20(SiO4)7(SO4)4Cl4 | 5,314.65 |
16.68 % Si | Maufite ? | (Mg,Ni)Al4Si3O13·4(H2O) (?) | 505.14 |
23.47 % Si | Mavlyanovite ! | Mn5Si3 | 358.95 |
26.50 % Si | Mazzite-Mg | K2CaMg2(Al,Si)36O72·28(H2O) | 2,808.04 |
26.94 % Si | Mazzite-Na ! | Na8Al8Si28O72·30H2O | 2,888.35 |
16.23 % Si | Mcgillite | (Mn,Fe++)8Si6O15(OH)8Cl2 | 1,038.40 |
3.90 % Si | Mcgovernite # | Mn9Mg4Zn2As2Si2O17(OH)14 | 1,438.55 |
16.96 % Si | Medaite | (Mn,Ca)6(V+++++,As)Si5O18(OH) | 827.82 |
20.22 % Si | Megacyclite | Na8KSi9O18(OH)9·19(H2O) | 1,250.12 |
17.76 % Si | Megakalsilite ! | KAlSiO4 | 158.16 |
18.03 % Si | Meionite # | Ca4Al6Si6O24CO3 | 934.71 |
6.22 % Si | Melanocerite-(Ce) # | (Ce,Th,Ca)5(Si,B)3O12(OH,F)·n(H2O) (?) | 903.06 |
44.11 % Si | Melanophlogite # | SiO2·n(C,H,O,S) | 2,929.11 |
44.11 % Si | Melanophlogite-beta ! | SiO2·n(C,H,O,S) | 2,929.11 |
7.73 % Si | Melanotekite # | Pb2Fe+++2Si2O9 | 726.26 |
15.70 % Si | Melilite # | (Ca,Na)2(Al,Mg,Fe++)(Si,Al)2O7 | 268.29 |
11.65 % Si | Meliphanite # | (Ca,Na)2Be[(Si,Al)2O6(F,OH)] | 241.15 |
0.12 % Si | Menezesite ! | Ba2MgZr4(BaNb12O42)·12H2O | 2,778.48 |
3.63 % Si | Meniaylovite ! | Ca4AlSi(SO4)F13·12(H2O) | 774.61 |
24.28 % Si | Merlinoite | (K,Ca,Na,Ba)7Si23Al9O64·23(H2O) | 2,625.60 |
29.91 % Si | Merrihueite | (K,Na)2(Fe++,Mg)5Si12O30 | 1,126.96 |
17.09 % Si | Merwinite # | Ca3Mg(SiO4)2 | 328.71 |
21.70 % Si | Mesolite # | Na2Ca2Al6Si9O30·8(H2O) | 1,164.90 |
16.30 % Si | Metahaiweeite | Ca(UO2)2Si6O15·n(H2O), n<5 | 1,033.68 |
30.27 % Si | Microcline # | KAlSi3O8 | 278.33 |
14.22 % Si | Microsommite # | (Na,Ca,K)7-8(Si,Al)12O24(Cl,SO4)2-3 | 1,086.58 |
23.82 % Si | Middendorfite ! | K3Na2Mn5Si12(O,OH)36·2H2O | 1,408.07 |
34.03 % Si | Milarite # | K2Ca4Al2Be4Si24O60·(H2O) | 1,980.55 |
12.43 % Si | Minasgeraisite-(Y) | CaY2Be2Si2O10 | 452.08 |
23.12 % Si | Minehillite | (K,Na)2-3Ca28(Zn4Al4Si40)O112(OH)16 | 4,786.44 |
24.52 % Si | Minnesotaite # | (Fe++,Mg)3Si4O10(OH)2 | 458.12 |
24.05 % Si | Miserite # | K1.5-x(Ca, Y,REE)5[Si6O15][Si2O7](OH,F)2·yH2O | 933.24 |
46.74 % Si | Moganite ! | SiO2 | 60.08 |
21.98 % Si | Mogovidite ! | Na9(Ca,Na)6Ca6Fe2Zr3[ ]Si25O72(CO3)(OH)4 | 3,066.24 |
70.04 % Si | Moissanite # | SiC | 40.10 |
8.08 % Si | Molybdophyllite # | Pb9Mg9Si9O24(OH)24 | 3,128.48 |
2.92 % Si | Monazite-(Nd) | (Nd,Ce,La)(P,Si)O4 | 240.72 |
9.35 % Si | Mongolite | Ca4Nb6Si5O24(OH)10·5(H2O) | 1,502.31 |
24.03 % Si | Montdorite | (K,Na)(Fe++,Mn++,Mg)2.5[Si4O10](F,OH)2 | 467.53 |
28.18 % Si | Monteregianite-(Y) | (Na,K)6(Y,Ca)2Si16O38·10(H2O) | 1,574.86 |
26.09 % Si | Montesommaite | (K,Na)9Al9Si23O64·10(H2O) | 2,433.32 |
17.95 % Si | Monticellite # | CaMgSiO4 | 156.47 |
20.46 % Si | Montmorillonite # | (Na,Ca)0,3(Al,Mg)2Si4O10(OH)2·n(H2O) | 549.07 |
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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)