| Cobaltneustädtelite | Bi2Fe3+(Co,Fe3+)(AsO4)2(O,OH)4 |
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| Coconinoite | Fe23+Al2(UO2)2(PO4)4(SO4)(OH)2 · 20H2O |
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| Columbite-(Fe) | Fe2+Nb2O6 |
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| Columbite-(Mg) | (Mg,Fe,Mn)(Nb,Ta)2O6 |
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| Congolite | (Fe2+,Mg)3(B7O13)Cl |
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| Copiapite | Fe2+Fe43+(SO4)6(OH)2 · 20H2O |
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| Coquimbite | AlFe3(SO4)6(H2O)12 · 6H2O |
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| Cordierite | (Mg,Fe)2Al3(AlSi5O18) |
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| Corkite | PbFe3(PO4)(SO4)(OH)6 |
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| Correianevesite | Fe2+Mn22+(PO4)2 · 3H2O |
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| Corrensite | (Mg,Fe)9((Si,Al)8O20)(OH)10 · nH2O |
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| Corvusite | (Na,K,Ca,Mg)2(V5+,V4+,Fe2+)8O20 · 6-10H2O |
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| Coulsonite | Fe2+V23+O4 |
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| Coyoteite | NaFe3S5 · 2H2O |
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| Creaseyite | Pb2Cu2Fe23+(Si4.67Al0.33)O15.33(OH)3 · H2O |
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| Crichtonite | Sr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38 |
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| Crimsonite | PbFe23+(PO4)2(OH)2 |
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| Crocobelonite | CaFe23+O(PO4)2 |
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| Crocobelonite-1M | CaFe23+O(PO4)2 |
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| Cronstedtite | Fe22+Fe3+((Si,Fe3+)2O5)(OH)4 |
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| Cuprocopiapite | Cu2+Fe43+(SO4)6(OH)2 · 20H2O |
|---|
| Cuprospinel | Cu2+Fe23+O4 |
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| Cuzticite | Fe23+(TeO6) · 3H2O |
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| Cyrilovite | NaFe33+(PO4)2(OH)4 · 2H2O |
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| D'Ansite-(Fe) | Na21Fe2+(SO4)10Cl3 |
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| Danalite | Be3Fe42+(SiO4)3S |
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| Davidite-(Ce) | Ce(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38 |
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| Davidite-(La) | La(Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH,F)38 |
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| Davinciite | Na12K3Ca6Fe32+Zr3(Si26O73OH)Cl2 |
|---|
| Deerite | (Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5 |
|---|
| Delafossite | CuFeO2 |
|---|
| Delhuyarite-(Ce) | Ce4Mg(Fe3+,W)3◻(Si2O7)2O6(OH)2 |
|---|
| Deliensite | Fe[(UO2)2(SO4)2(OH)2](H2O)7 |
|---|
| Delindeite | (Na,K)2(Ba,Ca)2(Ti,Fe,Al)3(Si2O7)2O2(OH)2 · 2H2O |
|---|
| Delvauxite | CaFe4(PO4,SO4)2(OH)8 · 4-6H2O not confirmed |
|---|
| Denisovite | K14+x(Ca,Na,Mn,Fe)48[Si60O162]F16(Ox,OH4-x) · 2H2O |
|---|
| Derbylite | Fe43+Ti3Sb3+O13(OH) |
|---|
| Désorite | Pb2(Fe63+Zn)O2(PO4)4(OH)8 |
|---|
| Dessauite-(Y) | (Sr,Pb)(Y,U)(Ti,Fe3+)20O38 |
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| Destinezite | Fe23+(PO4)(SO4)(OH) · 6H2O |
|---|
| Devilliersite | Ca4Ca2Fe103+O4[(Fe103+Si2)O36] |
|---|
| Devitoite | [Ba6(PO4)2(CO3)][Fe72+(OH)4Fe23+O2(Si4O12)2] |
|---|
| Deynekoite | Ca9◻Fe3+(PO4)7 |
|---|
| Diadochite | Fe23+(PO4)(SO4)(OH) · 6H2O |
|---|
| Dietrichite | (Zn,Fe2+,Mn2+)Al2(SO4)4 · 22H2O |
|---|
| Dingdaohengite-(Ce) | (Ce,La)4Fe2+(Ti,Fe2+,Mg,Fe2+)2Ti2(Si2O7)2O8 |
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| Diversilite-(Ce) | Na2(Ba,K)6Fe2+Ce2Ti3(Si3O9)3(HSiO4)3(OH,H2O)9 |
|---|
| Dixenite | CuMn142+Fe2+(SiO4)2(As5+O4)(As3+O3)5(OH)6 |
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| Dmitryvarlamovite | Ti2(Fe3+Nb)O8 |
|---|
| Dondoellite | Ca2Fe(PO4)2 · 2H2O |
|---|
