Minerals containing iron
1,244 minerals
Iron — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Carlsonite | (NH₄)₅Fe³⁺₃O(SO₄)₆·7H₂O | Triclinic | — | — |
| Carmichaelite | (Ti,Cr,Fe)[O₂-x(OH)x] | Monoclinic | — | — |
| Carminite | PbFe³⁺₂(AsO₄)₂(OH)₂ | — | 3.5 | — |
| Caryochroite | (Na,Sr)₃(Fe³⁺,Mg)₁₀Ti₂Si₁₂O₃₇(H₂O,O,OH)₁₇ | Monoclinic | — | — |
| Cascandite | Ca(Sc,Fe³⁺)(HSi₃O₉) | — | — | — |
| Cassagnaite | Ca₄Fe³⁺₄V³⁺₂(OH)₆O₂(Si₃O₁₀)(SiO₄)₂ | Orthorhombic | — | — |
| Cerchiaraite-(Fe) | Ba₄Fe³⁺₄(Si₄O₁₂)O₂(OH)₄Cl₂[Si₂O₃(OH)₄] | Tetragonal | — | — |
| Cervandonite-(Ce) | (Ce,Nd,La)(Fe³⁺,Fe²⁺,Ti,Al)₃O₂(Si₂O₇)(As³⁺O₃)(OH) | Monoclinic | — | — |
| Chaidamuite | ZnFe³⁺(SO₄)₂(OH)·4H₂O | — | — | — |
| Chalcopyrite | CuFeS₂ | Tetragonal | 3.5 | — |
| Chalcosiderite | CuFe³⁺₆(PO₄)₄(OH)₈·4H₂O | Triclinic | — | — |
| Chalcothallite | Tl₂(Cu,Fe)₆SbS₄ | Tetragonal | — | — |
| Chamosite | (Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈ | Monoclinic | 3.0 | — |
| Changesite-(Ce) | (Ca₈Ce)◻Fe(PO₄)₇ | Trigonal | — | — |
| Changesite-(Y) | (Ca₈Y)◻Fe²⁺(PO₄)₇ | Trigonal | — | — |
| Chatkalite | Cu₆FeSn₂S₈ | Tetragonal | — | — |
| Chayesite | KMg₄Fe³⁺[Si₁₂O₃₀] | — | 6.5 | — |
| Chenevixite | CuFe³⁺(AsO₄)(OH)₂ | Monoclinic | — | — |
| Chenguodaite | Ag₉FeTe₂S₄ | Orthorhombic | — | — |
| Chenmingite | FeCr₂O₄ | Orthorhombic | — | 4.77 g/cm³ |
| Chenzhangruite | MnFe²⁺Te⁴⁺₄O₁₀ | Tetragonal | — | — |
| Chestermanite | Mg₂(Fe³⁺,Mg,Al,Sb⁵⁺)O₂(BO₃) | Orthorhombic | — | — |
| Chevkinite-(Ce) | (Ce,La,Ca,Th)₄(Fe²⁺,Mg)(Fe²⁺,Ti,Fe³⁺)₂(Ti,Fe³⁺)₂(Si₂O₇)₂O₈ | Monoclinic | — | — |
| Chihuahuaite | FeAl₁₂O₁₉ | Hexagonal | — | — |
| Childrenite | Fe²⁺AlPO₄(OH)₂·H₂O | Orthorhombic | 5.0 | — |
| Chirvinskyite | (Na,Ca)₁₃(Fe,Mn,☐)₂(Ti,Zr)₅(Si₂O₇)₄(OH,O)₁₂*₂H₂O | Triclinic | — | — |
| Chloritoid | (Fe²⁺,Mg,Mn²⁺)Al₂(SiO₄)O(OH)₂ | — | 6.5 | — |
| Chopinite | (Mg,Fe²⁺)₃(PO₄)₂ | Monoclinic | — | — |
| Chorążewiczite | Pb₂Fe³⁺(Te⁶⁺O₆)(HCO₃) | Trigonal | — | — |
| Christofschäferite-(Ce) | (Ce,La,Ca)₄Mn(Ti,Fe)₃(Fe,Ti)(Si₂O₇)₂O₈ | Monoclinic | — | — |
| Chromceladonite | K(Mg,Fe²⁺)(Cr,Al)(Si₄O₁₀)(OH)₂ | Monoclinic | — | — |
| Chromferide | Fe₃Cr₁-x (x=₀.₆) | Cubic | — | — |
| Chromite | Fe²⁺Cr₂O₄ | Cubic | 5.5 | — |
| Chukanovite | Fe₂(CO₃)(OH)₂ | Monoclinic | — | — |
| Chvilevaite | Na(Cu,Fe,Zn)₂S₄ | — | — | — |
| Clairite | (NH₄)₂Fe³⁺₃(SO₄)₄(OH)₃·3H₂O | Triclinic | — | — |
| Cleusonite | (Pb,Sr)(U₄+,U₆+)(Fe²⁺,Zn)₂(Ti,Fe²⁺,Fe³⁺)₁₈(O,OH)₃₈ | Trigonal | — | — |
| Clino-ferri-holmquistite | ☐Li₂(Mg₃Fe³⁺₂)Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Clino-ferro-ferri-holmquistite | ☐Li₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Clinoferrosilite | Fe²⁺SiO₃ | Monoclinic | — | — |
| Clinojimthompsonite | (Mg,Fe)₅Si₆O₁₆(OH)₂ | Monoclinic | — | — |
| Clinokurchatovite | Ca(Mg,Fe²⁺,Mn²⁺)[B₂O₅] | Monoclinic | — | — |
| Clinoungemachite | (Na, K, Fe, SO₄) | Monoclinic | — | — |
| Cloudite | BaFe³⁺₃(PO₄)(SO₄)(OH)₆ | Trigonal | — | — |
| Coalingite | Mg₁₀Fe³⁺₂(CO₃)(OH)₂₄·2H₂O | Trigonal | — | — |
| Cobaltarthurite | (Co,Mg)Fe³⁺₂(AsO₄)₂(OH)₂ * 4H₂O | — | — | — |
| Cochromite | (Co,Ni,Fe)(Cr,Al)₂O₄ | Cubic | — | — |
| Coconinoite | Fe³⁺₂Al₂(UO₂)₂(PO₄)₄(SO₄)(OH)₂·20H₂O | — | — | — |
| Cohenite | Fe₃C | Orthorhombic | — | — |
| Coiraite | (Pb,Sn)₁₂.₅As₃Sn₅FeS₂₈ | Monoclinic | — | — |
| Columbite-(Fe) | Fe²⁺Nb₂O₆ | Orthorhombic | — | — |
| Congolite | (Fe²⁺,Mg)₃(B₇O₁₃)Cl | Trigonal | — | — |
| Coombsite | K(Mn,Fe,Mg)₁₃(Si,Al)₁₈O₄₂(OH)₁₄ | — | — | — |
| Copiapite | Fe²⁺Fe³⁺₄(SO₄)₆(OH)₂·20H₂O | Triclinic | — | — |
| Corkite | PbFe³⁺₃(SO₄)(PO₄)(OH)₆ | Trigonal | — | — |
| Correianevesite | Fe²⁺Mn²⁺₂(PO₄)₂·3H₂O | Orthorhombic | — | — |
| Corrensite | (Mg,Fe)₉((Si,Al)₈O₂₀)(OH)₁₀ * nH₂O | — | — | — |
| Corvusite | (Na,Ca,K)₁₋ₓ(V⁵⁺,V⁴⁺,Fe²⁺)₈O₂₀·4H₂O | Monoclinic | — | — |
| Coulsonite | Fe²⁺V³⁺₂O₄ | Cubic | — | — |
| Coyoteite | NaFe₃S₅·2H₂O | Triclinic | — | — |
| Creaseyite | Cu₂Pb₂Fe³⁺₂Si₅O₁₇·6H₂O | Orthorhombic | — | — |
| Crichtonite | Sr(Mn,Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈ | — | — | — |
| Crimsonite | PbFe³⁺₂(PO₄)₂(OH)₂ | Orthorhombic | — | — |
| Cronstedtite | Fe²⁺₂Fe³⁺((Si,Fe³⁺)₂O₅)(OH)₄ | — | 3.5 | — |
| Crowningshieldite | (Ni₀.₉Fe₀.₁₀)S | Hexagonal | — | — |
| Cubanite | CuFe₂S₃ | Orthorhombic | 3.5 | — |
| Cuprocopiapite | CuFe₄(SO₄)₆(OH)₂ * 20H₂O | — | — | — |
| Cuprorhodsite | (Cu₁+₀.₅Fe³⁺₀.₅)Rh³⁺₂S₄ | Cubic | 5.0 | — |
| Cuprospinel | Cu²⁺Fe³⁺₂O₄ | Cubic | — | — |
| Cuzticite | Fe³⁺₂Te⁶⁺O₆·3H₂O | Hexagonal | — | — |
| Cylindrite | FePb₃Sn₄Sb₂S₁₄ | Triclinic | 2.5 | — |
| Cyrilovite | NaFe³⁺₃(PO₄)₂(OH)₄ * 2H₂O | Tetragonal | — | — |
| Cámaraite | Ba₃Na(Fe²⁺)₈Ti₄(Si₂O₇)₄O₄(OH)₄F₃ | Triclinic | — | — |
| Césarferreiraite | Fe²⁺Fe³⁺₂(AsO₄)₂(OH)₂·8H₂O | Triclinic | — | — |
| D'ansite-(Fe) | Na₂₁Fe(SO₄)₁₀Cl₃ | Cubic | — | — |
| Danalite | Be₃Fe²⁺₄(SiO₄)₃S | Cubic | — | — |
| Daubréelite | FeCr₂S₄ | Cubic | — | 3.81 g/cm³ |
| Davidite-(Ce) | Ce(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈ | — | — | — |
| Davidite-(La) | La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈ | — | — | — |
| Davinciite | Na₁₂K₃Ca₆Fe²⁺₃Zr₃(Si₂₆O₇₃OH)Cl₂ | Trigonal | — | — |