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Minerals
6,131 minerals
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Matthiasweilite | PbTe⁴⁺O₃ | Triclinic | — | — |
| Matulaite | (Fe³⁺,Al)Al₇(PO₄)₄(PO₃OH)₂(OH)₈(H₂O)₈ * 8H₂O | — | — | — |
| Matyhite | Ca₁₈(Ca,☐)₂Fe²⁺₂(PO₄)₁₄ | Trigonal | — | — |
| Maucherite | Ni₁₁As₈ | Tetragonal | 5.0 | — |
| Mauriziodiniite | (NH₄)(As₂O₃)₂I | Hexagonal | 1.0 | — |
| Maurogemmiite | Ti₁₀Fe₃O₃ | Hexagonal | — | — |
| Mavlyanovite | Mn₅Si₃ | Hexagonal | — | — |
| Mawbyite | Pb(Fe₁.₅,Zn₀.₅)(AsO₄)₂(OH)₁.₅(H₂O)₀.₅ | Monoclinic | 4.0 | 5.37 g/cm³ |
| Mawsonite | Cu₆Fe₂SnS₈ | Tetragonal | — | — |
| Maxwellite | NaFe³⁺(AsO₄)F | — | — | — |
| Mayingite | IrBiTe | Cubic | — | — |
| Mazzettiite | Ag₃HgPbSbTe₅ | — | — | — |
| Mazzite-Mg | Mg₅(Si₂₆Al₁₀)O₇₂·30H₂O | Hexagonal | — | — |
| Mazzite-Na | Na₈(Si₂₈Al₈)O₇₂·30H₂O | Hexagonal | — | — |
| Mbobomkulite | (Ni,Cu)Al₄((NO₃)₂,SO₄)(OH)₁₂ * 3H₂O | Monoclinic | — | — |
| Mcallisterite | Mg₂[B₆O₇(OH)₆]₂ * 9H₂O | Trigonal | — | — |
| Mcalpineite | Cu₃(Te⁶⁺O₆) | Cubic | — | — |
| Mcauslanite | Fe₃Al₂(PO₄)₃(PO₃OH)F * 18H₂O | Triclinic | — | — |
| Mcbirneyite | Cu₃(VO₄)₂ | Triclinic | — | — |
| Mcconnellite | CuCrO₂ | Trigonal | — | 5.60 g/cm³ |
| Mccrillisite | NaCs(Be,Li)Zr₂(PO₄)₄·1-2H₂O | — | — | — |
| Mcgillite | (Mn,Fe)₈Si₆O₁₅(OH)₈Cl₂ | — | — | — |
| Mcgovernite | Mn₁₉Zn₃(AsO₄)₃(AsO₃)(SiO₄)₃(OH)₂₁ | — | — | — |
| Mcguinnessite | CuMgCO₃(OH)₂ | Monoclinic | 2.5 | — |
| Mckelveyite-(Nd) | NaCaBa₃Nd(CO₃)₆·3H₂O | Monoclinic | — | — |
| Mckelveyite-(Y) | NaBa₃(Ca,U)Y(CO₃)₆·3H₂O | Triclinic | — | — |
| Mckinstryite | Ag₅Cu₃S₄ | Orthorhombic | — | — |
| Mcnearite | NaCa₅(AsO₄)(HAsO₄)₄ * 4H₂O | Triclinic | — | — |
| Medaite | Mn²⁺₆V₅+Si₅O₁₈(OH) | Monoclinic | — | — |
| Medenbachite | Bi₂Fe³⁺Cu²⁺(AsO₄)₂O(OH)₃ | — | — | — |
| Medvedevite | — | Monoclinic | — | — |
| Meerschautite | (Ag,Cu)₆Pb₄₃-₂ₓSb₄₄₊₂ₓS₁₁₂Oₓ (x~0.5) | Monoclinic | — | — |
| Megacyclite | Na₈KSi₉O₁₈(OH)₉ * 19H₂O | Monoclinic | — | — |
| Megakalsilite | KAlSiO₄ | Hexagonal | — | 2.54 g/cm³ |
| Megawite | CaSnO₃ | Orthorhombic | — | 5.52 g/cm³ |
| Meieranite | Na₂Sr₃MgSi₆O₁₇ | Orthorhombic | — | — |
| Meierite | Ba₄₄Si₆₆Al₃₀O₁₉₂Cl₂₅(OH)₃₃ | Cubic | — | — |
| Meionite | (Ca,Na)₄(Si,Al)₁₂O₂₄(CO₃,SO₄,Cl) | — | — | — |
| Meisserite | Na₅(UO₂)(SO₄)₃(SO₃OH)(H₂O) | Triclinic | — | — |
| Meitnerite | (NH₄)(UO₂)(SO₄)(OH)*₂H₂O | Triclinic | — | — |
| Meixnerite | Mg₆Al₂(OH)₁₆(OH)₂ * 4H₂O | — | — | — |
| Meizhouite | Fe²⁺V³⁺₂(PO₄)₂(OH)₂ | Monoclinic | — | — |
| Mejillonesite | HNaMg₂(HPO₄)(PO₄)(OH)·2H₂O | Orthorhombic | 4.0 | — |
| Melanarsite | K₃Cu₇Fe³⁺O₄(AsO₄)₄ | Monoclinic | — | — |
| Melanocerite-(Ce) | Ce₅(SiO₄,BO₄)₃(OH,O) | — | — | — |
| Melanophlogite | ₄₆SiO₂ * 6(N₂,CO₂) * 2(CH₄,N₂) | Tetragonal | — | — |
| Melanostibite | Mn²⁺(Sb⁵⁺,Fe³⁺)O₃ | Trigonal | — | — |
| Melanotekite | Pb₂Fe³⁺₂(Si₂O₇)O₂ | Orthorhombic | — | — |
| Melanothallite | Cu₂OCl₂ | Orthorhombic | — | — |
| Melanovanadite | Ca(V⁵⁺,V⁴⁺)₄O₁₀·5H₂O | Triclinic | 2.5 | — |
| Melansonite | — | Orthorhombic | — | — |
| Melanterite | Fe²⁺SO₄·7H₂O | Monoclinic | 2.0 | — |
| Melcherite | Ba₂Na₂Mg[Nb₆O₁₉]·6H₂O | Trigonal | — | — |
| Meliphanite | (Ca,Na)₂(Be,Al)[Si₂O₆(OH,F)] | Tetragonal | — | — |
| Melkovite | [Ca₂(H₂O)₁₅Ca(H₂O)₆][Mo₈P₂Fe³⁺₃O₃₆(OH)] | — | — | — |
| Melliniite | (Ni,Fe)₄P | Cubic | — | — |
| Mellite | Al₂[C₆(COO)₆] * 16H₂O | Tetragonal | — | — |
| Mellizinkalite | K₃Zn₂Cl₇ | Triclinic | — | — |
| Melonite | NiTe₂ | Trigonal | — | 7.50 g/cm³ |
| Menchettiite | Pb₅Mn₃Ag₂Sb₆As₄S₂₄ | Monoclinic | — | — |
| Mendeleevite-(Ce) | Cs₆(REE₂₂Ca₆)(Si₇₀O₁₇₅)(OH,F)₁₄(H₂O)₂₁ | Cubic | — | — |
| Mendeleevite-(Nd) | Cs₆[(Nd,REE)₂₃Ca₇](Si₇₀O₁₇₅)(OH,F)₁₉(H₂O)₁₆ | Cubic | — | — |
| Mendigite | Mn₂Mn₂MnCa(Si₃O₉)₂ | Triclinic | — | — |
| Mendipite | Pb₃O₂Cl₂ | Orthorhombic | — | — |
| Mendozavilite-KCa | [K₂(H₂O)₁₅Ca(H₂O)₆][Mo₈P₂Fe³⁺₃O₃₄(OH)₃] | Monoclinic | — | — |
| Mendozavilite-NaCu | [Na₂(H₂O)₁₅Cu(H₂O)₆][Mo₈P₂Fe³⁺₃O₃₄(OH)₃] | Monoclinic | — | — |
| Mendozavilite-NaFe | [Na₂(H₂O)₁₅Fe³⁺(H₂O)₆][Mo₈P₂Fe³⁺₃O₃₅(OH)₂] | Monoclinic | — | — |
| Mendozite | NaAl(SO₄)₂·11H₂O | — | — | — |
| Meneghinite | Pb₁₃CuSb₇S₂₄ | Orthorhombic | 2.5 | — |
| Menezesite | Ba₂MgZr₄(BaNb₁₂O₄₂) * ₁₂H₂O | Cubic | — | — |
| Mengeite | Ba(Mg,Mn²⁺)Mn³⁺₄(PO₄)₄(OH)₄*₄H₂O | Triclinic | — | — |
| Mengxianminite | (Ca,Na)₂Sn₂(Mg,Fe)₃Al₈[(BO₃)(BeO₄)O₆]₂ | Orthorhombic | — | — |
| Meniaylovite | Ca₄AlSi(SO₄)F₁₃·12H₂O | Cubic | — | — |
| Menshikovite | Pd₃Ni₂As₃ | Hexagonal | 5.0 | — |
| Menzerite-(Y) | (CaY₂)Mg₂(SiO₄)₃ | Cubic | — | — |
| Mercallite | KHSO₄ | Orthorhombic | — | 2.37 g/cm³ |
| Mercury (native) | Hg | Trigonal | — | 13.60 g/cm³ |
| Mereheadite | Pb₄₇Cl₂₅(OH)₁₃O₂₄(CO₃)(BO₃)₂ | Monoclinic | 3.5 | — |
| Mereiterite | K₂Fe(SO₄)₂ * 4H₂O | — | — | — |
| Merelaniite | Pb₄Mo₄VSbS₁₅ | Triclinic | — | — |