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Minerals containing oxygen
4,631 minerals
Oxygen — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Compreignacite | K₂(UO₂)₆O₄(OH)₆·7H₂O | Orthorhombic | — | — |
| Congolite | (Fe²⁺,Mg)₃(B₇O₁₃)Cl | Trigonal | — | — |
| Conichalcite | CaCuAsO₄(OH) | Orthorhombic | 4.5 | — |
| Connellite | Cu₃₆(SO₄)(OH)₆₂Cl₈·6H₂O | Hexagonal | 3.0 | — |
| Cookeite | (Al,Li)₃Al₂(Si,Al)₄O₁₀(OH)₈ | — | — | — |
| Coombsite | K(Mn,Fe,Mg)₁₃(Si,Al)₁₈O₄₂(OH)₁₄ | — | — | — |
| Coparsite | Cu₄(AsO₄,VO₄)O₂Cl | Orthorhombic | — | — |
| Copiapite | Fe²⁺Fe³⁺₄(SO₄)₆(OH)₂·20H₂O | Triclinic | — | — |
| Coquandite | Sb³⁺₆₊ₓO₈₊ₓ(SO₄)(OH)ₓ·H₂O₁₋ₓ (x = 0.3) | Triclinic | — | — |
| Coralloite | Mn²⁺Mn³⁺₂(AsO₄)₂(OH)₂·4H₂O | Triclinic | — | — |
| Cordierite | Mg₂Al₄Si₅O₁₈ | Orthorhombic | — | 2.42 g/cm³ |
| Cordylite-(Ce) | (Na,Ca,☐)BaCe₂(CO₃)₄(F,O) | Hexagonal | 4.5 | — |
| Cordylite-(La) | NaCaBa₂La₃Sr(CO₃)₈F₂ | Hexagonal | — | — |
| Corkite | PbFe³⁺₃(SO₄)(PO₄)(OH)₆ | Trigonal | — | — |
| Cornetite | Cu₃PO₄(OH)₃ | Orthorhombic | — | — |
| Cornubite | Cu₅(AsO₄)₂(OH)₄ | Triclinic | 4.0 | — |
| Cornwallite | Cu₅(AsO₄)₂(OH)₄ | Monoclinic | 4.5 | — |
| Coronadite | Pb(Mn⁴⁺₆Mn³⁺₂)O₁₆ | Monoclinic | — | — |
| Correianevesite | Fe²⁺Mn²⁺₂(PO₄)₂·3H₂O | Orthorhombic | — | — |
| Corrensite | (Mg,Fe)₉((Si,Al)₈O₂₀)(OH)₁₀ * nH₂O | — | — | — |
| Cortesognoite | CaV₂Si₂O₇(OH)₂·H₂O | Orthorhombic | — | — |
| Corundum | Al₂O₃ | Trigonal | 9.0 | — |
| Corvusite | (Na,Ca,K)₁₋ₓ(V⁵⁺,V⁴⁺,Fe²⁺)₈O₂₀·4H₂O | Monoclinic | — | — |
| Coskrenite-(Ce) | (Ce,Nd,La)₂(C₂O₄)(SO₄)₂ * 12H₂O | Triclinic | — | 2.88 g/cm³ |
| Cossaite | (Mg₀.₅,☐)Al₆(SO₄)₆(HSO₄)F₆·36H₂O | Trigonal | — | — |
| Coulsonite | Fe²⁺V³⁺₂O₄ | Cubic | — | — |
| Cousinite | MgU₂Mo₂O₁₁ * 6H₂O | — | — | — |
| Coutinhoite | Th_{x}Ba_(₁-₂x)(UO₂)₂Si₅O₁₃ * (H₂O)₁+y | — | — | — |
| Cowlesite | Ca(Al₂Si₃)O₁₀·(5-6)H₂O | Orthorhombic | 5.0 | — |
| Coyoteite | NaFe₃S₅·2H₂O | Triclinic | — | — |
| Crandallite | CaAl₃(PO₄)(PO₃OH)(OH)₆ | Trigonal | 5.0 | — |
| Cranswickite | Mg(SO₄)·4H₂O | Monoclinic | — | — |
| Crawfordite | Na₃Sr(CO₃)(PO₄) | Monoclinic | — | — |
| Creaseyite | Cu₂Pb₂Fe³⁺₂Si₅O₁₇·6H₂O | Orthorhombic | — | — |
| Crednerite | CuMnO₂ | Monoclinic | — | 5.44 g/cm³ |
| Creedite | Ca₃Al₂(SO₄)(OH)₂F₈·2H₂O | Monoclinic | 4.0 | — |
| Crichtonite | Sr(Mn,Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈ | — | — | — |
| Crimsonite | PbFe³⁺₂(PO₄)₂(OH)₂ | Orthorhombic | — | — |
| Cristobalite | SiO₂ | Tetragonal | 6.5 | 2.63 g/cm³ |
| Crocoite | PbCrO₄ | Monoclinic | — | 6.11 g/cm³ |
| Cronstedtite | Fe²⁺₂Fe³⁺((Si,Fe³⁺)₂O₅)(OH)₄ | — | 3.5 | — |
| Cronusite | Ca₀.₂CrS₂ * ₂ H₂O | — | — | — |
| Cryobostryxite | KZnCl₃·2H₂O | Monoclinic | — | — |
| Cryptochalcite | K₂Cu₅O(SO₄)₅ | Triclinic | — | — |
| Cryptomelane | K(Mn⁴⁺₇Mn³⁺)O₁₆ | Monoclinic | — | — |
| Cryptophyllite | K₂Ca[Si₄O₁₀]·5H₂O | Monoclinic | — | — |
| Cualstibite | Cu₂Al(OH)₆[Sb₅+(OH)₆] | Trigonal | — | — |
| Cuatrocapaite-(K) | K₃(NaMg☐)(As₂O₃)₆Cl₆(H₂O)₁₆ | Trigonal | — | — |
| Cuatrocapaite-(NH4) | (NH₄)₃(NaMg☐)(As₂O₃)₆Cl₆·(H₂O)₁₆ | Trigonal | — | — |
| Cumengeite | Pb₂₁Cu₂₀Cl₄₂(OH)₄₀·6H₂O | — | 2.5 | 4.66 g/cm³ |
| Cummingtonite | ☐Mg₂Mg₅Si₈O₂₂(OH)₂ | Monoclinic | — | — |
| Cuprite | Cu₂O | Cubic | — | — |
| Cuprocherokeeite | [Pb₈Zn₃Cu2+(OH)16](SO₄)₄·4H₂O | — | — | — |
| Cuprocopiapite | CuFe₄(SO₄)₆(OH)₂ * 20H₂O | — | — | — |
| Cuprodobrovolskyite | Na₄Cu(SO₄)₃ | — | — | — |
| Cuprodongchuanite | Pb₄CuZn₂(PO₄)₄(OH)₂ | Triclinic | — | — |
| Cupromolybdite | Cu²⁺₃O(Mo⁶⁺O₄)₂ | Orthorhombic | — | — |
| Cuprorivaite | CaCuSi₄O₁₀ | Tetragonal | — | — |
| Cuprosklodowskite | Cu(UO₂)₂(SiO₃OH)₂·6H₂O | Triclinic | 4.0 | — |
| Cuprospinel | Cu²⁺Fe³⁺₂O₄ | Cubic | — | — |
| Cuprotungstite | Cu₂(WO₄)(OH)₂ | Tetragonal | — | — |
| Cuprozheshengite | Pb₄CuZn₂(AsO₄)₂(PO₄)₂(OH)₂ | Triclinic | — | — |
| Curetonite | Ba(Al,Ti)(PO₄)(OH,O)F | Monoclinic | — | — |
| Curienite | Pb(UO₂)₂(VO₄)₂·5H₂O | Orthorhombic | 3.0 | — |
| Curite | Pb₃(UO₂)₈O₈(OH)₆ * 3H₂O | Orthorhombic | — | — |
| Currierite | Na₄Ca₃MgAl₄(AsO₃OH)₁₂·9H₂O | Hexagonal | — | — |
| Cuspidine | Ca₈(Si₂O₇)₂F₄ | Monoclinic | — | — |
| Cuzticite | Fe³⁺₂Te⁶⁺O₆·3H₂O | Hexagonal | — | — |
| Cyanochroite | K₂Cu(SO₄)₂ * 6H₂O | — | — | — |
| Cyanotrichite | Cu₄Al₂SO₄(OH)₁₂·2H₂O | Orthorhombic | 2.0 | — |
| Cymrite | BaAl₂Si₂(O,OH)₈ * H₂O | Monoclinic | — | — |
| Cyprine | Ca₁₉Cu²⁺(Al₁₀Mg₂)Si₁₈O₆₈(OH)₁₀ | Tetragonal | — | — |
| Cyrilovite | NaFe³⁺₃(PO₄)₂(OH)₄ * 2H₂O | Tetragonal | — | — |
| Czochralskiite | Na₄Ca₃Mg(PO₄)₄ | Orthorhombic | — | — |
| Cámaraite | Ba₃Na(Fe²⁺)₈Ti₄(Si₂O₇)₄O₄(OH)₄F₃ | Triclinic | — | — |
| Césarferreiraite | Fe²⁺Fe³⁺₂(AsO₄)₂(OH)₂·8H₂O | Triclinic | — | — |
| D'ansite | Na₂₁Mg(SO₄)₁₀Cl₃ | Cubic | — | — |
| D'ansite-(Fe) | Na₂₁Fe(SO₄)₁₀Cl₃ | Cubic | — | — |
| D'ansite-(Mn) | Na₂₁Mn(SO₄)₁₀Cl₃ | Cubic | — | — |
| Dachiardite-Ca | Ca₂(Si₂₀Al₄)O₄₈·13H₂O | Monoclinic | — | — |