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Minerals
6,131 minerals
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Merenskyite | PdTe₂ | Trigonal | — | 8.00 g/cm³ |
| Meridianiite | MgSO₄·11H₂O | Triclinic | — | — |
| Merlinoite | K₅Ca₂(Si₂₃Al₉)O₆₄·24H₂O | Orthorhombic | 4.5 | — |
| Merrihueite | (K,Na)₂(Fe²⁺,Mg)₅[Si₁₂O₃₀] | Hexagonal | — | — |
| Merrillite | Ca₉NaMg(PO₄)₇ | Trigonal | — | 3.03 g/cm³ |
| Mertieite | Pd₈Sb₂.₅As₀.₅ | Trigonal | — | — |
| Merwinite | Ca₃Mg(SiO₄)₂ | Monoclinic | — | — |
| Mesaite | CaMn²⁺₅(V₂O₇)₃·12H₂O | Monoclinic | — | — |
| Mesolite | Na₂Ca₂(Si₉Al₆)O₃₀·8H₂O | Orthorhombic | 5.0 | — |
| Messelite | Ca₂Fe²⁺(PO₄)₂·2H₂O | Triclinic | 3.5 | — |
| Meta-aluminite | Al₂(SO₄)(OH)₄ * 5H₂O | — | — | — |
| Meta-alunogen | Al₂(SO₄)₃·14H₂O | Orthorhombic | — | — |
| Meta-ankoleite | K₂(UO₂)₂(PO₄)₂ * 6H₂O | — | — | 3.54 g/cm³ |
| Meta-autunite | Ca(UO₂)₂(PO₄)₂·6H₂O | Tetragonal | — | — |
| Metaborite | HBO₂ | Cubic | — | 2.10 g/cm³ |
| Metacalciouranoite | (Ca,Na,Ba)U₂O₇·2H₂O | — | — | — |
| Metacinnabar | HgS | Cubic | 3.0 | 7.38 g/cm³ |
| Metadelrioite | SrCa(VO₃)₂(OH)₂ | Triclinic | — | — |
| Metahaiweeite | Ca(UO₂)₂Si₆O₁₅ * nH₂O | — | — | — |
| Metaheimite | PbCu₂(AsO₄)(OH)₃ | Monoclinic | — | — |
| Metaheinrichite | Ba(UO₂)₂(AsO₄)₂ * 8H₂O | — | 2.5 | — |
| Metahewettite | CaV⁵⁺₆O₁₆·3H₂O | Monoclinic | — | — |
| Metahohmannite | Fe³⁺₂(SO₄)₂O * 4H₂O | — | — | — |
| Metakahlerite | Fe²⁺(UO₂)₂(AsO₄)₂ * 8H₂O | — | — | — |
| Metakirchheimerite | Co(UO₂)₂(AsO₄)₂·8H₂O | — | — | — |
| Metaköttigite | — | — | — | — |
| Metamunirite | NaVO₃ | Orthorhombic | — | 2.93 g/cm³ |
| Metanatroautunite | Na(UO₂)(PO₄)·3H₂O | — | — | — |
| Metarauchite | Ni(UO₂)₂(AsO₄)₂·8H₂O | Triclinic | 2.0 | — |
| Metarossite | CaV⁵⁺₂O₆·2H₂O | Triclinic | — | — |
| Metasaléeite | Mg(UO₂)₂(PO₄)₂·8H₂O | — | — | — |
| Metaschoderite | Al₂(PO₄)(VO₄) * 6H₂O | — | — | — |
| Metaschoepite | (UO₂)₈O₂(OH)₁₂ * 10H₂O | — | — | — |
| Metasideronatrite | Na₂Fe(SO₄)₂(OH) * H₂O | Orthorhombic | — | — |
| Metastibnite | Sb₂S₃ | Amorphous | — | — |
| Metastudtite | UO₄ * 2H₂O | — | — | — |
| Metaswitzerite | Mn²⁺₃(PO₄)₂ * 4H₂O | Monoclinic | — | — |
| Metatamboite | Fe³⁺₃(OH)(H₂O)₂(SO₄)(Te₄+O₃)₃(Te₄+O(OH)₂)(H₂O) | Monoclinic | — | — |
| Metathénardite | — | Hexagonal | — | — |
| Metatorbernite | Cu(UO₂)₂(PO₄)₂·8H₂O | Tetragonal | — | — |
| Metatyuyamunite | Ca(UO₂)₂(VO₄)₂·3H₂O | Monoclinic | — | — |
| Metauramphite | (NH₄)₂(UO₂)₂(PO₄)₂·6H₂O | — | — | — |
| Metauranocircite | Ba(UO₂)₂(PO₄)₂·6H₂O | — | — | — |
| Metauranocircite II | Ba(UO₂)₂(PO₄)₂·6H₂O | — | — | — |
| Metauranopilite | (UO₂)₆(SO₄)(OH)₁₀ * 5H₂O | Orthorhombic | — | — |
| Metauranospinite | Ca(UO₂)₂(AsO₄)₂ * 8H₂O | — | — | — |
| Metauroxite | — | — | — | — |
| Metavandendriesscheite | PbU₇O₂₂ * nH₂O n < ₁₂ | — | — | — |
| Metavanmeersscheite | U₆+(UO₂)₃(PO₄)₂(OH)₆ * 2H₂O | — | — | — |
| Metavanuralite | Al(UO₂)₂(VO₄)₂(OH)·8H₂O | Triclinic | — | — |
| Metavariscite | AlPO₄·2H₂O | Monoclinic | 3.5 | — |
| Metavauxite | Fe²⁺Al₂(PO₄)₂(OH)₂ * 8H₂O | Monoclinic | 3.0 | 2.35 g/cm³ |
| Metavivianite | Fe²⁺Fe³⁺₂(PO₄)₂(OH)₂ * 6H₂O | — | — | — |
| Metavoltine | Na₆K₂FeFe₆(SO₄)₁₂O₂·18H₂O | Trigonal | — | — |
| Metazellerite | Ca(UO₂)(CO₃)₂ * 3H₂O | Orthorhombic | — | — |
| Metazeunerite | Cu(UO₂)₂(AsO₄)₂·8H₂O | Tetragonal | — | — |
| Meurigite-K | KFe³⁺₈(PO₄)₆(OH)₇ * 6.₅H₂O | Monoclinic | — | — |
| Meurigite-Na | [Na(H₂O)₂.₅][Fe³⁺₈(PO₄)₆(OH)₇(H₂O)₄] | Monoclinic | — | — |
| Meyerhofferite | CaB₃O₃(OH)₅·H₂O | Triclinic | — | — |
| Meymacite | WO₃ * 2H₂O | Amorphous | — | — |
| Meyrowitzite | Ca(UO₂)(CO₃)₂·5H₂O | Monoclinic | — | — |
| Mgriite | Cu₃AsSe₃ | Cubic | — | — |
| Mianningite | (☐,Pb,Ce,Na)(U⁴⁺,Mn,U⁶⁺)Fe³⁺₂(Ti,Fe³⁺)₁₈O₃₈ | Trigonal | — | — |
| Miargyrite | AgSbS₂ | Monoclinic | 2.5 | 5.04 g/cm³ |
| Miassite | Rh₁₇S₁₅ | Cubic | — | 7.53 g/cm³ |
| Michalskiite | — | Orthorhombic | — | — |
| Micheelsenite | (Ca,Y)₃Al(HPO₄,CO₃)(CO₃)(OH)₆ * 12H₂O | Hexagonal | — | — |
| Michenerite | PdBiTe | Cubic | — | 9.68 g/cm³ |
| Michitoshiite-(Cu) | — | Cubic | — | — |
| Microcline | KAlSi₃O₈ | Triclinic | 6.0 | 2.46 g/cm³ |
| Microsommite | Na₄K₂Ca₂(SO₄)(Si₆Al₆O₂₄)Cl₂ | Hexagonal | — | — |
| Midbarite | Ca₃Mg₂(V₂Si)O₁₂ | Cubic | — | — |
| Middendorfite | K₃Na₂Mn₅Si₁₂(O,OH)₃₆·2H₂O | Monoclinic | — | — |
| Middlebackite | Cu₂C₂O₄(OH)₂ | Monoclinic | — | — |
| Mieite-(Y) | Y₄Ti(SiO₄)₂O[F,(OH)]₆ | Orthorhombic | — | — |
| Miersite | (Ag,Cu)I | Cubic | — | — |
| Miessiite | Pd₁₁Te₂Se₂ | Cubic | — | — |
| Miguelromeroite | MnMn₂Mn₂(AsO₄)₂(HAsO₄)₂ * 4H₂O | Monoclinic | — | — |
| Miharaite | PbCu₄FeBiS₆ | Orthorhombic | — | — |
| Mikasaite | Fe₂(SO₄)₃ | Trigonal | — | 3.04 g/cm³ |