Iron (Fe) Minerals sorted by Descending Weight Percent
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| % Fe | Mineral Name | Chemical Formula | MW |
| 9.38 % Fe | Pyrosmalite-(Mn) # | (Mn,Fe++)8Si6O15(OH,Cl)10 | 1,071.52 |
| 9.35 % Fe | Neotocite # | (Mn,Fe++)SiO3·(H2O) (?) | 149.26 |
| 9.34 % Fe | Phosphophyllite # | Zn2(Fe++,Mn)(PO4)2·4(H2O) | 448.40 |
| 9.30 % Fe | Potassic-magnesiosadanagaite | (K,Na)Ca2(Mg,Fe++,Al,Ti)5[(Si,Al)8O22](OH)2 | 900.44 |
| 9.29 % Fe | Johnwalkite | K(Mn++,Fe+++,Fe++)2(Nb,Ta)(PO4)2O2((H2O),OH)2 | 480.93 |
| 9.23 % Fe | Neptunite # | KNa2Li(Fe++,Mn)2Ti2Si8O24 | 907.69 |
| 9.21 % Fe | Wolframite * | (Fe,Mn)WO4 | 303.24 |
| 9.20 % Fe | Sturtite ? | (Fe3+)(Mn2+,Ca,Mg)Si4O10(OH)3·10(H2O) | 606.77 |
| 9.19 % Fe | Zhanghengite | (Cu,Zn,Fe,Al,Cr) | 60.74 |
| 9.17 % Fe | Alumino-magnesiotaramite ! | Na(CaNa)(Mg3Al2)(Si6Al2)O22(OH)2 | 870.46 |
| 9.17 % Fe | Bartelkeite | PbFe++Ge3O8 | 608.87 |
| 9.16 % Fe | IMA2009-040 | (NH4)2Mg5Fe3+3Al(SO4)12·18H2O | 1,829.16 |
| 9.15 % Fe | Lennilenapeite | K6-7(Mg,Mn,Fe++,Fe+++,Zn)48(Si,Al)72(O,OH)216·16(H2O) | 8,425.53 |
| 9.09 % Fe | Thadeuite | (Ca,Mn++)(Mg,Fe++,Mn+++)3(PO4)2(OH,F)2 | 368.49 |
| 9.07 % Fe | Mendozavilite | (Na,Mg)Ca2[Mo++++++8P+++++2Fe+++3O36(OH)]·n(H2O), n~9 | 1,847.68 |
| 9.07 % Fe | Khamrabaevite | (Ti,V,Fe)C | 61.61 |
| 9.06 % Fe | Brendelite ! | (Bi,Pb)2Fe(PO4)(O,OH)3 | 616.49 |
| 9.01 % Fe | Tapiolite * | (Fe,Mn)(Ta,Nb)2O6 | 495.95 |
| 8.99 % Fe | Fencooperite ! | Ba6Fe+++3Si8O23(CO3)2Cl3·H2O | 1,800.97 |
| 8.97 % Fe | Cassagnaite ! | (Ca,Mn++)4(Fe+++,Mn+++,Al)4(OH)4(V+++,Mg,Al)2(O,OH)4(Si3O10)(SiO4)2 | 996.28 |
| 8.96 % Fe | Kleberite * | FeTi6O13·4(H2O) (?) | 623.18 |
| 8.95 % Fe | Tsumcorite | PbZnFe++(AsO4)2·(H2O) | 624.29 |
| 8.93 % Fe | Phyllotungstite | CaFe+++3H(WO4)6·10(H2O) | 1,875.87 |
| 8.90 % Fe | Nickellotharmeyerite ! | Ca(Ni,Fe,Co)2(AsO4)2(OH,H2O)2 | 501.90 |
| 8.89 % Fe | Sicklerite # | Li(Mn++,Fe+++)PO4 | 157.08 |
| 8.83 % Fe | Chengdeite | Ir3Fe | 632.51 |
| 8.82 % Fe | Petrukite | (Cu,Fe,Zn)2(Sn,In)S4 | 379.82 |
| 8.82 % Fe | Lonecreekite | (NH4)(Fe+++,Al)(SO4)2·12(H2O) | 474.98 |
| 8.80 % Fe | Paulkellerite | Bi2Fe+++(PO4)O2(OH)2 | 634.79 |
| 8.79 % Fe | Sugilite | KNa2(Fe+++,Mn+++,Al)2Li3Si12O30 | 1,041.66 |
| 8.78 % Fe | Smolianinovite # | (Co,Ni,Mg,Ca)3(Fe+++,Al)2(AsO4)4·11(H2O) | 1,081.49 |
| 8.78 % Fe | Crossite ? | Na2(Mg,Fe++)3(Al,Fe+++)2Si8O22(OH)2 | 795.32 |
| 8.73 % Fe | Radovanite ! | Cu2Fe+++(AsO4)[As+++O2(OH)2]·H2O | 575.94 |
| 8.72 % Fe | Saponite # | (Ca/2,Na)0,3(Mg,Fe++)3(Si,Al)4O10(OH)2·4(H2O) | 480.19 |
| 8.70 % Fe | Switzerite | (Mn++,Fe++)3(PO4)2·7(H2O) | 481.55 |
| 8.64 % Fe | Paulkerrite | K(Mg,Mn)2(Fe+++,Al)2Ti(PO4)4(OH)3·15(H2O) | 970.02 |
| 8.62 % Fe | Epidote-(Pb) ! | (Ca,Pb,Sr)2(Al,Fe+++)3(SiO4)(Si2O7)O(OH) | 583.18 |
| 8.59 % Fe | Priderite # | (K,Ba)(Ti,Fe+++)8O16 | 715.42 |
| 8.58 % Fe | Penobsquisite ! | Ca2Fe++[B9O13(OH)6]Cl·4(H2O) | 650.84 |
| 8.58 % Fe | Actinolite # | Ca2(Mg,Fe++)5Si8O22(OH)2 | 853.16 |
| 8.57 % Fe | Petscheckite | U++++Fe++(Nb,Ta)2O8 | 651.70 |
| 8.56 % Fe | Zanazziite | Ca2(Mg,Fe++)(Mg,Fe++,Al,Mn,Fe+++)4Be4(PO4)6(OH)4·6(H2O) | 1,044.11 |
| 8.51 % Fe | Pyroxmangite # | (Mn,Fe++)SiO3 | 131.20 |
| 8.51 % Fe | Hollandite # | Ba(Mn++++,Mn++)8O16 | 852.99 |
| 8.49 % Fe | Bario-orthojoaquinite | Fe++2(Ba,Sr)4Ti2[Si4O12]O2·(H2O) | 1,316.03 |
| 8.45 % Fe | Alloclasite # | (Co,Fe)AsS | 165.15 |
| 8.45 % Fe | Glaucodot # | (Co,Fe)AsS | 165.15 |
| 8.44 % Fe | Samuelsonite | (Ca,Ba)Ca8(Fe++,Mn)4Al2(PO4)10(OH)2 | 1,653.71 |
| 8.43 % Fe | Mgriite | (Cu,Fe)3AsSe3 | 496.67 |
| 8.41 % Fe | Ferrowodginite | Fe++SnTa2O8 | 664.45 |
| 8.39 % Fe | Lakebogaite ! | CaNaFe+++2H(UO2)2(PO4)4(OH)2(H2O)8 | 1,231.53 |
| 8.39 % Fe | Dissakisite-(Ce) ! | Ca(Ce,REE)(Mg,Fe++)(Al,Fe+++)2Si3O12(OH) | 599.36 |
| 8.38 % Fe | Creaseyite | Pb2Cu2(Fe+++,Al)2Si5O17·6(H2O) | 1,166.48 |
| 8.34 % Fe | Cobaltlotharmeyerite ! | Ca(Co,Fe,Ni)2(AsO4)2(OH,H2O)2 | 468.87 |
| 8.17 % Fe | Romeite # | (Ca,Fe++,Mn,Na)2(Sb,Ti)2O6(O,OH,F) | 410.04 |
| 8.16 % Fe | Varulite # | NaCaMn(Mn,Fe++,Fe+++)2(PO4)3 | 513.48 |
| 8.11 % Fe | Dwornikite | (Ni,Fe++)SO4·(H2O) | 172.06 |
| 8.10 % Fe | Barium-zinc-alumopharmacosiderite * | (Ba,K)0.5(Zn,Cu)0.5(Al,Fe)4(AsO4)3·5(H2O) | 689.30 |
| 8.07 % Fe | Zincovoltaite | K2Zn5Fe+++3Al(SO4)12·18(H2O) | 2,076.71 |
| 8.06 % Fe | Clinosafflorite | (Co,Fe,Ni)As2 | 207.83 |
| 8.06 % Fe | Cochromite | (Co,Ni,Fe++)(Cr,Al)2O4 | 207.97 |
| 8.06 % Fe | Kupletskite-(Cs) | (Cs,K)2Na(Mn,Fe++,Li)7(Ti,Nb)2Si8O26(OH)4F | 1,455.85 |
| 7.98 % Fe | Ottrelite # | (Mn,Fe++,Mg)2Al4Si2O10(OH)4 | 490.11 |
| 7.96 % Fe | Pellyite | Ba2Ca(Fe++,Mg)2Si6O17 | 841.70 |
| 7.95 % Fe | Fluoronyboite ! | NaNa2(Al2Mg3)(Si7Al)O22(F,OH)2 | 850.22 |
| 7.94 % Fe | Ferrisurite | (Pb,Cu)2-3(CO3)1.5-2(OH,F)0.5-1[(Fe,Al)2Si4O10(OH)2]·n(H2O) | 914.93 |
| 7.93 % Fe | Medenbachite ! | Bi2Fe+++(Cu,Fe+++)(O,OH)2(OH)2(AsO4)2 | 879.78 |
| 7.87 % Fe | Brannerite # | (U,Ca,Ce)(Ti,Fe)2O6 | 354.80 |
| 7.86 % Fe | Imandrite | Na12Ca3Fe+++2Si12O36 | 1,420.81 |
| 7.83 % Fe | Millosevichite # | (Al,Fe+++)2(SO4)3 | 356.59 |
| 7.82 % Fe | Tapiolite-(Fe) # | (Fe++,Mn++)(Ta,Nb)2O6 | 500.02 |
| 7.81 % Fe | Dingdaohengite-(Ce) ! | (Ce,La)4Fe++(Ti,Fe++,Mg,Fe+++)2Ti2Si4O22 | 1,237.85 |
| 7.75 % Fe | Heyite | Pb5Fe++2(VO4)2O4 | 1,441.57 |
| 7.75 % Fe | Bjarebyite | (Ba,Sr)(Mn++,Fe++,Mg)2Al2(PO4)3(OH)3 | 648.89 |
| 7.66 % Fe | Souzalite # | (Mg,Fe++)3(Al,Fe+++)4(PO4)4(OH)6·2(H2O) | 729.00 |
| 7.64 % Fe | Cobaltneustadtelite ! | Bi2Fe+++(Co,Fe+++)(O,OH)2(OH)2(AsO4)2 | 876.83 |
| 7.64 % Fe | Kinichilite | Mg0.5[Mn++Fe+++(TeO3)3]·4.5(H2O) | 730.80 |
| 7.63 % Fe | IMA2000-016 ! | (Ti,Fe,Mg,Mn)1-xTi2O5 | 219.59 |
| 7.63 % Fe | Betpakdalite | [Mg(H2O)6]Ca2(H2O)13[Mo++++++8As+++++2Fe+++3O36(OH)]·4(H2O) | 2,196.70 |
| 7.62 % Fe | Fluoropargasite ! | NaCa2(Mg3Fe++Al)5(Si6Al2O22)F2 | 879.14 |
| 7.62 % Fe | Ferrorhodsite | (Fe,Cu)(Rh,Ir,Pt)2S4 | 417.75 |
| 7.60 % Fe | Keystoneite | Mg0.5[Ni++Fe++(TeO3)3]·4.5(H2O) | 734.55 |
| 7.59 % Fe | Ishikawaite # | (U,Fe,Y,Ca)(Nb,Ta)O4 (?) | 294.45 |
| 7.56 % Fe | Surinamite | (Mg,Fe++)3Al4BeSi3O16 | 553.76 |
| 7.53 % Fe | Zemannite | Mg0.5[Zn++Fe+++(TeO3)3]·4.5(H2O) | 741.25 |
| 7.52 % Fe | Magnesiohogbomite-6N6S # | (Mg,Fe++)1.4Ti0.3Al4O8 | 296.93 |
| 7.52 % Fe | Chromdravite ! | NaMg3(Cr,Fe+++)6(BO3)3Si6O18(OH)4 | 1,114.61 |
| 7.51 % Fe | Cafarsite | Ca8(Ti,Fe++,Fe+++,Mn)6-7(As+++O3)12·4(H2O) | 2,230.31 |
| 7.46 % Fe | Augite # | (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6 | 224.47 |
| 7.45 % Fe | Scandiobabingtonite ! | Ca2(Fe++,Mn)ScSi5O14(OH) | 562.16 |
| 7.43 % Fe | Manganochromite | (Mn,Fe++)(Cr,V)2O4 | 225.53 |
| 7.40 % Fe | Yecoraite | Bi5Fe+++3(Te++++O3)(Te++++++O4)2O9·9(H2O) | 2,059.88 |
| 7.31 % Fe | Kupletskite # | K2Na(Mn,Fe++)7(Ti,Nb)2Si8O26(OH)4F | 1,337.34 |
| 7.29 % Fe | Orebroite-VIII | Mn++3(Sb+++++,Fe+++)SiO4(O,OH)3 | 383.03 |
| 7.27 % Fe | Isoferroplatinum | (Pt,Pd)3(Fe,Cu) | 576.52 |
| 7.26 % Fe | Gamagarite # | Ba2(Fe+++,Mn+++)(VO4)2(OH) | 577.16 |
| 7.25 % Fe | Coconinoite | Fe+++2Al2(UO2)2(PO4)4(SO4)(OH)2·18(H2O) | 1,539.95 |
| 7.24 % Fe | Latrappite | (Ca,Na)(Nb,Ti,Fe)O3 | 154.29 |
| 7.23 % Fe | Gadolinite-(Ce) | (Ce,La,Nd,Y)2Fe++Be2Si2O10 | 571.37 |
| 7.21 % Fe | Hydrobiotite # | [K(Mg,Fe)3(Al,Fe)Si3O10(OH,F)2]·[(Mg,Fe++,Al)3(Si,Al)4O10(OH)2·4(H2O)] | 464.62 |
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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)