Iron (Fe) Minerals sorted by Mineral Name
Click here for List sorted by Weight Percent
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| % Fe | Mineral Name | Chemical Formula | MW |
| 11.37 % Fe | Minguzzite # | K3Fe+++(C2O4)3·3(H2O) | 491.25 |
| 30.48 % Fe | Minnesotaite # | (Fe++,Mg)3Si4O10(OH)2 | 458.12 |
| 0.24 % Fe | Miserite # | K1.5-x(Ca, Y,REE)5[Si6O15][Si2O7](OH,F)2·yH2O | 933.24 |
| 26.40 % Fe | Mitridatite # | Ca2Fe+++3(PO4)3O2·3(H2O) | 634.66 |
| 10.49 % Fe | Modderite # | (Co,Fe)As | 133.08 |
| 3.75 % Fe | Mogovidite ! | Na9(Ca,Na)6Ca6Fe2Zr3[ ]Si25O72(CO3)(OH)4 | 3,066.24 |
| 14.24 % Fe | Mohrite | (NH4)2Fe++(SO4)2·6(H2O) | 392.14 |
| 34.43 % Fe | Molysite # | Fe+++Cl3 | 162.21 |
| 2.81 % Fe | Mongshanite * | (Mg,Cr,Fe++)2(Ti,Zr)5O12 | 595.20 |
| 14.33 % Fe | Montdorite | (K,Na)(Fe++,Mn++,Mg)2.5[Si4O10](F,OH)2 | 467.53 |
| 19.61 % Fe | Montroseite # | (V+++,Fe+++,V++++)O(OH) | 85.42 |
| 31.66 % Fe | Mooihoekite | Cu9Fe9S16 | 1,587.59 |
| 11.16 % Fe | Morimotoite | Ca3TiFe++Si3O12 | 500.21 |
| 5.94 % Fe | Morozeviczite | (Pb,Fe)3Ge1-xS4 | 705.33 |
| 2.22 % Fe | Mottanaite-(Ce) ! | Ca4(Ce,Ca)2AlBe2[Si4B4O22]O2 | 1,007.13 |
| 19.17 % Fe | Mounanaite | PbFe+++2(VO4)2(OH)2 | 582.79 |
| 5.56 % Fe | Mountkeithite | (Mg,Ni)11(Fe+++,Cr)3(SO4,CO3)3.5(OH)24·11(H2O) | 1,426.01 |
| 2.79 % Fe | Murataite | (Y,Na)6(Zn,Fe+++)5(Ti,Nb)12O29(O,F)14 | 2,000.60 |
| 12.33 % Fe | Murunskite | K2Cu3FeS4 | 452.95 |
| 1.96 % Fe | Mushistonite | (Cu,Zn,Fe)Sn++++(OH)6 | 284.27 |
| 28.58 % Fe | Muskoxite | Mg7Fe+++4O13·10(H2O) | 781.67 |
| 0.55 % Fe | Nabalamprophyllite ! | Ba(Na,Ba){Na3Ti[Ti2O2Si4O14](OH,F)2} | 810.56 |
| 21.89 % Fe | Nafertisite ! | Na3(Fe++,Fe+++)6(Ti2Si12O34)(O,OH)7·2(H2O) | 1,530.61 |
| 0.12 % Fe | Naldretteite ! | Pd2Sb | 333.37 |
| 24.05 % Fe | Nalivkinite ! | Li2NaFe++7Ti2Si8O24(OH)4F | 1,309.53 |
| 2.29 % Fe | Nanpingite | Cs(Al,Mg,Fe++,Li)2(Si3Al)O10(OH,F)2 | 487.97 |
| 3.61 % Fe | Narsarsukite | Na2(Ti,Fe+++)Si4(O,F)11 | 387.19 |
| 20.19 % Fe | Natanite | Fe++Sn++++(OH)6 | 276.60 |
| 6.80 % Fe | Natrobetpakdalite | (Na,Ca)3Fe+++2(As2Mo6O28)·15(H2O) | 1,641.45 |
| 34.44 % Fe | Natrodufrenite | Na(Fe+++,Fe++)(Fe+++,Al)5(PO4)4(OH)6·2(H2O) | 786.50 |
| 34.57 % Fe | Natrojarosite # | NaFe+++3(SO4)2(OH)6 | 484.70 |
| 24.75 % Fe | Natropharmacosiderite | (Na,K)2Fe+++4(AsO4)3(OH)5·7(H2O) | 902.63 |
| 4.45 % Fe | Naujakasite # | Na6(Fe++,Mn)Al4Si8O26 | 942.15 |
| 4.28 % Fe | Nealite | Pb4Fe++(As+++++O4)2Cl4 | 1,304.30 |
| 4.27 % Fe | Nealite-(H2O) * | Pb4Fe++(As+++O3)2Cl4·2(H2O) | 1,308.33 |
| 0.25 % Fe | Nechelyustovite ! | (Ba,Na)2{(Na,Ti,Mn)4[(Ti,Nb)2O2Si4O14](OH,O,F)2}·4.5H2O | 880.23 |
| 4.73 % Fe | Nekrasovite | Cu+26V2(Sn,As,Sb)6S32 | 3,426.88 |
| 13.28 % Fe | Nelenite | (Mn,Fe++)16Si12As+++3O36(OH)17 | 2,312.59 |
| 9.35 % Fe | Neotocite # | (Mn,Fe++)SiO3·(H2O) (?) | 149.26 |
| 9.23 % Fe | Neptunite # | KNa2Li(Fe++,Mn)2Ti2Si8O24 | 907.69 |
| 1.40 % Fe | Neskevaaraite-Fe ! | NaK3Fe(Ti,Nb)4(Si4O12)2(O,OH)4·6(H2O) | 1,235.20 |
| 9.63 % Fe | Neustadtelite ! | Bi2Fe+++(Fe+++,Co)(O,OH)2(OH)2(AsO4)2 | 870.06 |
| 37.38 % Fe | Nezilovite ! | PbZn2(Mn++++,Ti++++)2Fe+++8O19 | 1,195.09 |
| 12.66 % Fe | Nichromite | (Ni,Co,Fe++)(Cr,Fe+++,Al)2O4 | 220.53 |
| 2.21 % Fe | Nickelhexahydrite | (Ni,Mg,Fe++)(SO4)·6(H2O) | 252.25 |
| 8.90 % Fe | Nickellotharmeyerite ! | Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2 | 501.90 |
| 35.70 % Fe | Nickelphosphide ! | (Ni,Fe)3P | 203.35 |
| 1.90 % Fe | Nickelschneebergite ! | Bi(Ni,Co)2(AsO4)2(OH,H2O)2 | 588.23 |
| 4.06 % Fe | Nickenichite | Na0,8Ca0,4(Mg,Fe+++,Al)3Cu0,4(AsO4)3 | 549.61 |
| 2.38 % Fe | Nielsenite ! | PdCu3 | 295.63 |
| 31.63 % Fe | Nikischerite ! | NaFe++6Al3(SO4)2(OH)18(H2O)12 | 1,165.46 |
| 0.15 % Fe | Niksergievite ! | [Ba,Ca)2(Al,Si)7O10(CO3)(OH)6·nH2O | 722.73 |
| 6.11 % Fe | Nimite | (Ni,Mg,Fe++)5Al(Si3Al)O10(OH)8 | 639.99 |
| 24.32 % Fe | Niningerite | (Mg,Fe++,Mn)S | 68.90 |
| 1.67 % Fe | Nioboaeschynite-(Y) ! | [(Y,REE),Ca,Th,Fe](Nb,Ti,Ta)2(O,OH)6 | 368.70 |
| 2.03 % Fe | Niobokupletskite ! | K2Na(Mn,Zn,Fe)7(Nb,Zr,Ti)2Si8O26(OH)4(O,F) | 1,377.37 |
| 21.03 % Fe | Niobophyllite | K2Na(Fe++,Mn)7(Nb,Ti)2Si8O26(OH)4(F,O) | 1,394.28 |
| 15.36 % Fe | Nolanite # | (V+++,Fe++,Fe+++,Ti)10O14(OH)2 | 763.60 |
| 22.52 % Fe | Nontronite # | Na0.3Fe+++2(Si,Al)4O10(OH)2·n(H2O) | 495.90 |
| 2.23 % Fe | Nordite-(Ce) | (Ce,La,Ca)(Sr,Ca)Na2(Na,Mn)(Zn,Mg)Si6O17 | 752.84 |
| 2.23 % Fe | Nordite-(La) # | (Na,Mn)3(Sr,Ca)(La,Ce)(Zn,Mg)Si6O17 | 752.60 |
| 3.62 % Fe | Normandite ! | NaCa(Mn++,Fe++)(Ti,Nb,Zr)Si2O7(O,F)2 | 385.62 |
| 30.43 % Fe | Nukundamite | (Cu,Fe)4S4 | 367.05 |
| 4.12 % Fe | Nyboite | NaNa2(Mg3Al2)Si7AlO22(OH)2 | 826.37 |
| 6.53 % Fe | Obertiite ! | NaNa2(Mg3Fe+++Ti)Si8O22(O,F,OH)2 | 855.28 |
| 0.80 % Fe | Obradovicite | H4(K,Na)Cu++Fe+++2(AsO4)(MoO4)5·12(H2O) | 1,257.18 |
| 18.58 % Fe | Odinite | (Fe+++,Mg,Al,Fe++,Ti,Mn)2.5(Si,Al)2O5(OH)4 | 300.61 |
| 0.23 % Fe | Oftedalite ! | (Sc,Ca)2KBe3Si12O30 | 973.03 |
| 19.72 % Fe | Ogdensburgite | Ca2(Zn,Mn)Fe+++4(AsO4)4(OH)6·6(H2O) | 1,132.66 |
| 2.06 % Fe | Ohmilite | Sr3(Ti,Fe+++)(Si2O6)2(O,OH)·2-3(H2O) | 678.36 |
| 19.91 % Fe | Ojuelaite | ZnFe+++2(AsO4)2(OH)2·4(H2O) | 561.00 |
| 1.55 % Fe | Okanoganite-(Y) | (Na,Ca)3(Y,Ce)12Si6B2O27F14 | 2,660.88 |
| 5.39 % Fe | Okhotskite-(Mg) * | Ca3(Mg,Mn++)(Mn+++,Al,Fe+++)(SiO4)(Si2O7)(OH)2·(H2O) | 518.28 |
| 4.21 % Fe | Okhotskite-(Mn++) | Ca2(Mn++,Mg)(Mn+++,Al,Fe+++)Si3O10(OH)4 | 530.54 |
| 3.87 % Fe | Oldhamite # | (Ca,Mg,Fe)S | 72.14 |
| 14.57 % Fe | Olivine * | (Mg,Fe)2SiO4 | 153.31 |
| 0.27 % Fe | Olmiite ! | CaMn[SiO3(OH)](OH) | 203.44 |
| 21.33 % Fe | Olmsteadite | KFe++2(Nb,Ta)(PO4)2O2·2(H2O) | 523.68 |
| 15.88 % Fe | Ominelite ! | (Fe++,Mg)Al3BSiO9 | 316.53 |
| 2.64 % Fe | Omphacite # | (Ca,Na)(Mg,Fe++,Al)Si2O6 | 211.37 |
| 5.36 % Fe | Oneillite ! | Na15Ca3Mn3Fe++3Zr3Nb(Si25O73)(O,OH,H2O)3(OH,Cl)2 | 3,128.56 |
| 11.07 % Fe | Orebroite-III | Mn++6(Fe+++,Sb+++++)2Si2(O,OH)14 | 756.45 |
| 7.29 % Fe | Orebroite-VIII | Mn++3(Sb+++++,Fe+++)SiO4(O,OH)3 | 383.03 |
| 17.29 % Fe | Oregonite | Ni2FeAs2 | 323.07 |
| 0.24 % Fe | Organovaite-Mn ! | K2Mn(Nb,Ti)4(Si4O12)2(O,OH)4·6(H2O) | 2,372.13 |
| 0.23 % Fe | Organovaite-Zn ! | K2Zn(Nb,Ti)4(Si4O12)2(O,OH)4·6(H2O) | 2,439.14 |
| 27.71 % Fe | Orickite | CuFeS2·(H2O) | 201.54 |
| 29.43 % Fe | Orthochamosite ! | (Fe++,Mg,Fe+++)5Al(Si3Al)O10(OH,O)8 | 664.18 |
| 10.73 % Fe | Orthochevkinite * | (Ce,La,Ca,Na,Th)4(Fe++,Mg)2(Ti,Fe+++)3Si4O22 | 1,170.75 |
| 11.08 % Fe | Orthoericssonite | BaMn2(Fe+++O)Si2O7(OH) | 504.22 |
| 4.02 % Fe | Orthojoaquinite-(Ce) | NaFe++Ba2Ce2Ti2[Si4O12]2 O2(OH)·(H2O) | 1,388.16 |
| 4.30 % Fe | Orthojoaquinite-(La) ! | Ba2Na(La,Ce)2Fe++Ti2Si8O26(OH,O,F)·H2O | 1,429.39 |
| 5.86 % Fe | Orthopinakiolite | (Mg,Mn++)2Mn+++BO5 | 209.58 |
| 12.00 % Fe | Osumilite-(Fe) # | (K,Na)(Fe++,Mg)2(Al,Fe+++)3(Si,Al)12O30 | 1,047.28 |
| 6.87 % Fe | Osumilite-(Mg) | (K,Na)(Mg,Fe++)2(Al,Fe+++)3(Si,Al)12O30 | 1,015.74 |
| 7.98 % Fe | Ottrelite # | (Mn,Fe++,Mg)2Al4Si2O10(OH)4 | 490.11 |
| 4.21 % Fe | Oulankaite ! | (Pd,Pt)5(Cu,Fe)4SnTe2S2 | 1,327.45 |
| 4.67 % Fe | Ovamboite ! | Cu20(Fe,Cu,Zn)6W2Ge6S32 | 3,470.24 |
| 12.51 % Fe | Owensite | (Ba,Pb)6(Cu,Fe,Ni)25S27 | 3,348.26 |
| 36.05 % Fe | Oxiberaunite * | (Fe+++,Mn+++)Fe+++5(PO4)4O(OH)4·6(H2O) | 890.86 |
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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)