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Minerals containing oxygen
4,631 minerals
Oxygen — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Tritomite-(Ce) | Ce₅(SiO₄,BO₄)₃(OH,O) | — | — | — |
| Tritomite-(Y) | Y₅(SiO₄,BO₄)₃(O,OH,F) | — | — | — |
| Trolleite | Al₄(PO₄)₃(OH)₃ | Monoclinic | — | — |
| Trona | Na₃(HCO₃)(CO₃)·2H₂O | Monoclinic | — | — |
| Truscottite | (Ca,Mn)₁₄Si₂₄O₅₈(OH)₈·2H₂O | — | — | — |
| Trébeurdenite | Fe²⁺₂Fe³⁺₄O₂(OH)₁₀(CO₃)·3H₂O | Trigonal | — | — |
| Trögerite | (H₃O)(UO₂)(AsO₄)·3H₂O | Tetragonal | — | — |
| Tsangpoite | Ca₅(PO₄)₂(SiO₄) | Hexagonal | — | — |
| Tsaregorodtsevite | (N(CH₃)₄)(AlSi₅O₁₂) | Orthorhombic | — | — |
| Tschaunerite | (Fe²⁺)(Fe²⁺Ti₄+)O₄ | Orthorhombic | — | — |
| Tschermakite | ☐Ca₂(Mg₃Al₂)Si₆Al₂O₂₂(OH)₂ | Monoclinic | 5.5 | — |
| Tschermigite | NH₄Al(SO₄)₂·12H₂O | Cubic | 1.5 | — |
| Tschernichite | CaAl₂Si₆O₁₆·8H₂O | Tetragonal | — | — |
| Tschörtnerite | Ca₄(K,Ca,Sr,Ba)₃Cu₃Al₁₂Si₁₂O₄₈(OH)₈·20H₂O | Cubic | — | — |
| Tsepinite-Ca | (Ca,K,Na)₂₋ₓ(Ti,Nb)₂(Si₄O₁₂)(OH,O)₂·4H₂O | — | — | — |
| Tsepinite-K | (K,Ba,Na)₂(Ti,Nb)₂(Si₄O₁₂)(OH,O)₂·3H₂O | — | — | — |
| Tsepinite-Na | (Na,H₃O,K,Sr,Ba,☐)₂(Ti,Nb)₂(Si₄O₁₂)(OH,O)₂·3H₂O | — | — | — |
| Tsepinite-Sr | (Sr,Ba,K)(Ti,Nb)₂(Si₄O₁₂)(OH,O)₂·3H₂O | Monoclinic | — | — |
| Tsilaisite | NaMn²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH) | Trigonal | 7.0 | — |
| Tsumcorite | PbZn₂(AsO₄)₂·2H₂O | Monoclinic | 4.5 | — |
| Tsumebite | Pb₂Cu(PO₄)(SO₄)(OH) | — | 3.5 | — |
| Tsumgallite | GaO(OH) | Orthorhombic | — | 5.20 g/cm³ |
| Tugarinovite | MoO₂ | — | — | — |
| Tugtupite | Na₄BeAlSi₄O₁₂Cl | Tetragonal | 4.0 | 2.46 g/cm³ |
| Tuhualite | NaFe²⁺Fe³⁺Si₆O₁₅ | — | — | — |
| Tuite | Ca₃(PO₄)₂ | Trigonal | — | 2.78 g/cm³ |
| Tuliokite | Na₆BaTh(CO₃)₆·6H₂O | Trigonal | — | — |
| Tululite | Ca₁₄(Fe³⁺,Al)(Al,Zn,Fe³⁺,Si,P,Mn,Mg)₁₅O₃₆ | Cubic | — | — |
| Tumchaite | Na₂Zr(Si₄O₁₁)·2H₂O | Monoclinic | — | — |
| Tundrite-(Ce) | Na₂Ce₂TiO₂(SiO₄)(CO₃)₂ | Triclinic | 3.0 | — |
| Tundrite-(Nd) | Na₂Nd₂TiO₂(SiO₄)(CO₃)₂ | — | — | — |
| Tunellite | SrB₆O₉(OH)₂·3H₂O | Monoclinic | — | — |
| Tungstibite | Sb₂WO₆ | Orthorhombic | — | — |
| Tungstite | WO₃·H₂O | — | — | — |
| Tungusite | Ca₄Fe₂Si₆O₁₅(OH)₆ | — | — | — |
| Tunisite | NaCa₂Al₄(CO₃)₄(OH)₈Cl | Tetragonal | — | — |
| Tuperssuatsiaite | Na₂Fe₃Si₈O₂₀(OH)₂·4H₂O | Monoclinic | — | — |
| Turanite | Cu₅(VO₄)₂(OH)₄ | Triclinic | — | — |
| Turkestanite | (K,☐)(Ca,Na)₂ThSi₈O₂₀·nH₂O | Tetragonal | — | — |
| Turneaureite | Ca₅(AsO₄)₃Cl | Hexagonal | — | — |
| Turquoise | CuAl₆(PO₄)₄(OH)₈·4H₂O | Triclinic | — | — |
| Turtmannite | (Mn,Mg)₂₂.₅Mg₃-₃x((V₅+,As₅+)O₄)₃(As³⁺O₃)x(SiO₄)₃O₅-₅x(OH)₂₀+x | — | — | — |
| Tuscanite | (K(Ca,Na)₆(Si,Al)₁₀O₂₂[SO₄,CO₃,(OH)₂])·H₂O | — | — | — |
| Tusionite | Mn²⁺Sn₄+[BO₃]₂ | Trigonal | — | — |
| Tuzlaite | NaCaB₅O₈(OH)₂·3H₂O | Monoclinic | — | — |
| Tvedalite | (Ca,Mn)₄Be₃Si₆O₁₇(OH)₄·3H₂O | — | — | — |
| Tvrdýite | Fe²⁺Fe³⁺₂Al₃(PO₄)₄(OH)₅(H₂O)₄·2H₂O | Monoclinic | — | — |
| Tweddillite | CaSr(Mn³⁺₂Al)[Si₂O₇][SiO₄]O(OH) | Monoclinic | — | — |
| Tychite | Na₆Mg₂(CO₃)₄(SO₄) | Cubic | — | 2.63 g/cm³ |
| Tyretskite | Ca₂B₅O₉OH·H₂O | — | — | — |
| Tyrolite | Ca₂Cu₉(AsO₄)₄(CO₃)(OH)₈·11H₂O | Monoclinic | 2.0 | — |
| Tyuyamunite | Ca(UO₂)₂(VO₄)₂·5-8H₂O | Orthorhombic | — | — |
| Tzeferisite | CaZn₈(SO₄)₂(OH)₁₂Cl₂(H₂O)₉ | Trigonal | — | — |
| Törnebohmite-(Ce) | Ce₂Al(SiO₄)₂(OH) | Monoclinic | — | — |
| Törnebohmite-(La) | La₂Al(SiO₄)₂(OH) | — | — | — |
| Udinaite | NaMg₄(VO₄)₃ | Tetragonal | — | 3.26 g/cm³ |
| Uduminelite | Ca₃Al₈(PO₄)₂O₁₂·2H₂O | — | — | — |
| Uedaite-(Ce) | Mn²⁺CeAl₂Fe²⁺(Si₂O₇)(SiO₄)O(OH) | Monoclinic | — | — |
| Uklonskovite | NaMg(SO₄)F·2H₂O | Monoclinic | — | — |
| Ulexite | NaCaB₅O₆(OH)₆·5H₂O | Triclinic | 2.5 | — |
| Ulfanderssonite-(Ce) | (Ce₁₅Ca)∑₁₆Mg₂(SiO₄)₁₀(SiO₃OH)(OH,F)₅Cl₃ | Monoclinic | — | — |
| Ulrichite | CaCu(UO₂)(PO₄)₂·4H₂O | Monoclinic | — | — |
| Ulvöspinel | Fe²⁺₂TiO₄ | Cubic | — | — |
| Umbite | K₂ZrSi₃O₉·H₂O | Orthorhombic | 4.5 | — |
| Umbozerite | Na₃Sr₄ThSi₈(O,OH)₂₄ | Amorphous | — | — |
| Umbrianite | K₇Na₂Ca₂[Al₃Si₁₀O₂₉]F₂Cl₂ | Orthorhombic | — | — |
| Umohoite | (UO₂)(MoO₄)(H₂O)·H₂O | Triclinic | 2.0 | — |
| Ungemachite | K₃Na₈Fe³⁺(SO₄)₆(NO₃)₂·6H₂O | Trigonal | 2.5 | — |
| Upalite | Al(UO₂)₃(PO₄)₂O(OH)·7H₂O | Monoclinic | — | — |
| Uralborite | CaB₂O₂(OH)₄ | Monoclinic | — | — |
| Uralolite | Ca₂Be₄(PO₄)₃(OH)₃·5H₂O | Monoclinic | — | — |
| Uramarsite | (NH₄)(UO₂)(AsO₄)·3H₂O | Tetragonal | — | — |
| Uramphite | NH₄(UO₂)PO₄·3H₂O | Tetragonal | — | — |
| Urancalcarite | Ca(UO₂)₃(CO₃)(OH)₆·3H₂O | Orthorhombic | — | — |
| Uraninite | UO₂ | Cubic | — | 11.06 g/cm³ |
| Uranocircite | Ba(UO₂)₂(PO₄)₂·10H₂O | Tetragonal | — | 3.46 g/cm³ |
| Uranocircite-I | Ba(UO₂)₂(PO₄)₂·12H₂O | — | — | — |
| Uranoclite | (UO₂)₂(OH)₂Cl₂(H₂O)₄ | Monoclinic | — | — |
| Uranophane | Ca(UO₂)₂(SiO₃OH)₂·5H₂O | Monoclinic | — | — |
| Uranopilite | (UO₂)₆SO₄O₂(OH)₆·14H₂O | Triclinic | 2.0 | — |