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Approved minerals
4,194 minerals
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Monazite-(Sm) | SmPO₄ | Monoclinic | — | — |
| Moncheite | (Pt,Pd)(Te,Bi)₂ | — | 3.5 | — |
| Monchetundraite | — | Orthorhombic | — | — |
| Mongolite | Ca₄Nb₆Si₅O₂₄(OH)₁₀·6H₂O | Tetragonal | — | — |
| Monipite | MoNiP | Hexagonal | — | 8.47 g/cm³ |
| Monteneroite | — | Monoclinic | — | — |
| Monteneveite | Ca₃Sb₅+₂(Fe³⁺₂Fe²⁺)O₁₂ | Cubic | — | — |
| Montesommaite | K₉(Si₂₃Al₉)O₆₄·10H₂O | Orthorhombic | — | — |
| Montetrisaite | Cu₆(SO₄)(OH)₁₀·2H₂O | Orthorhombic | — | — |
| Montpelvouxite | AgPb₁₆Sb₂₇As₁₈S₈₄ | Triclinic | — | — |
| Montroyalite | Sr₄Al₈(CO₃)₃(OH,F)₂₆ * 10-₁₁H₂O | Triclinic | — | — |
| Mooihoekite | Cu₉Fe₉S₁₆ | Tetragonal | 4.0 | 4.36 g/cm³ |
| Moolooite | Cu(C₂O₄)·nH₂O | Orthorhombic | — | — |
| Moorhouseite | Co(SO₄)(H₂O)₆ | Monoclinic | — | — |
| Mopungite | Na[Sb⁵⁺(OH)₆] | — | — | — |
| Moragite | Ca₃TiSi₂(Al₂Si)O₁₄ | Trigonal | — | — |
| Moraskoite | Na₂Mg(PO₄)F | Orthorhombic | — | 2.98 g/cm³ |
| Mordenite | (Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆·28H₂O | Orthorhombic | — | — |
| Moreauite | Al₃(UO₂)(PO₄)₃(OH)₂ * 13H₂O | Monoclinic | — | — |
| Morelandite | Ca₂Ba₃(AsO₄)₃Cl | Hexagonal | — | — |
| Morimotoite | Ca₃(Ti,Fe²⁺,Fe³⁺)₂((Si,Fe³⁺)O₄)₃ | Cubic | 7.5 | — |
| Morinite | NaCa₂Al₂(PO₄)₂(OH)F₄·2H₂O | Monoclinic | — | — |
| Morleyite | Ag₂CuPb₂₅Sb₂₄As₄S₆₈.₅ | Triclinic | — | — |
| Morozeviczite | (Pb,Fe)₃Ge₁-xS₄ | — | 3.5 | 6.62 g/cm³ |
| Morrisonite | Ca₁₁(H₂O)₇₈(As³⁺V⁴⁺₂V⁵⁺₁₀As⁵⁺₆O₅₁)₂ | Monoclinic | — | — |
| Moschelite | HgI | Tetragonal | — | 7.19 g/cm³ |
| Moskvinite-(Y) | Na₂KYSi₆O₁₅ | Orthorhombic | — | 2.75 g/cm³ |
| Mounanaite | PbFe³⁺₂(VO₄)₂(OH,F)₂ | — | 4.5 | — |
| Mountkeithite | [(Mg₁-xFe³⁺x)(OH)₂][SO₄]x/₂ * nH₂O | — | — | — |
| Mourite | UMo₅O₁₂(OH)₁₀ | — | — | — |
| Mozartite | CaMn³⁺(SiO₄)(OH) | — | — | — |
| Mozgovaite | PbBi₄S₇ | — | — | — |
| Moëloite | — | — | — | — |
| Mpororoite | WAlO₃(OH)₃ * 2(H₂O) | Monoclinic | — | — |
| Mroseite | CaTe₄+(CO₃)O₂ | Orthorhombic | — | — |
| Mrázekite | Bi₂Cu₃(PO₄)₂O₂(OH)₂·2H₂O | Monoclinic | — | — |
| Muirite | Ba₁₀Ca₂Mn²⁺Ti[HSi₂O₇]₅(OH,Cl,F)₅ | Tetragonal | — | — |
| Mukhinite | {Ca₂}{Al₂V³⁺}(Si₂O₇)(SiO₄)O(OH) | Monoclinic | — | — |
| Mummeite | Cu₀.₅₈Ag₃.₁₁Pb₁.₁₀Bi₆.₆₅S₁₃ | Monoclinic | — | — |
| Munakataite | Pb₂Cu₂(Se⁴⁺O₃)(SO₄)(OH)₄ | Monoclinic | — | — |
| Mundite | Al(UO₂)₃(PO₄)₂(OH)₃ * 5.₅H₂O | Orthorhombic | — | — |
| Mundrabillaite | (NH₄)₂Ca(HPO₄)₂ * H₂O | Monoclinic | — | — |
| Munirite | NaVO₃ * 1.₉H₂O | Monoclinic | — | — |
| Muonionalustaite | Ni3(OH)4Cl2·4H2O | Monoclinic | — | — |
| Murakamiite | Ca₂LiSi₃O₈(OH) | Triclinic | — | — |
| Murashkoite | FeP | Orthorhombic | — | 6.37 g/cm³ |
| Murataite-(Y) | (Y,Na)₆Zn(Zn,Fe³⁺)₄(Ti,Nb,Na)₁₂O₂₉(O,F,OH)₁₀F₄ | Cubic | — | — |
| Murchisite | Cr₅S₆ | Trigonal | — | — |
| Murphyite | Pb(Te⁶⁺O₄) | Orthorhombic | — | — |
| Murunskite | K₂(Cu,Fe)₄S₄ | Tetragonal | — | — |
| Muscovite | KAl₂(Si₃Al)O₁₀(OH)₂ | Monoclinic | — | — |
| Museumite | [Pb₂(Pb,Sb)₂S₈][(Te,Au)₂] | Monoclinic | — | — |
| Mushistonite | (Cu,Zn,Fe²⁺)[Sn(OH)₆] | Cubic | — | — |
| Mutinaite | Na₃Ca₄Si₈₅Al₁₁O₁₉₂ * 6₀H₂O | Orthorhombic | — | — |
| Mutnovskite | Pb₂AsS₃(I,Cl,Br) | Orthorhombic | 2.0 | — |
| Mélonjosephite | — | Orthorhombic | — | — |
| Möhnite | (NH₄)K₂Na(SO₄)₂ | Trigonal | — | — |
| Mössbauerite | Fe³⁺₆O₄(OH)₈(CO₃)·3H₂O | Trigonal | — | — |
| Mückeite | CuNiBiS₃ | Orthorhombic | — | — |
| Müllerite | Pb₂Fe³⁺(Te⁶⁺O₆)Cl | Trigonal | — | — |
| Naalasite | NaAl(AsO₃OH)₂·H₂O | Trigonal | — | — |
| Nabaphite | NaBaPO₄ * 9H₂O | Cubic | — | — |
| Nabateaite | Fe₂P₂O₇ | Triclinic | — | 3.69 g/cm³ |
| Nabesite | Na₂BeSi₄O₁₀ * 4H₂O | Orthorhombic | — | — |
| Nabiasite | BaMn²⁺₉(VO₄,AsO₄)₆(OH)₂ | Cubic | — | — |
| Nabimusaite | KCa₁₂(SiO₄)₄(SO₄)₂O₂F | Trigonal | — | — |
| Nabokoite | KCu₇(SO₄)₅(Te₄+O₃)OCl | Tetragonal | — | — |
| Nacaphite | Na₂Ca(PO₄)F | Triclinic | — | 2.79 g/cm³ |
| Nacareniobsite-(Nd) | Ca₂(CaNd)Na₃Nb(Si₂O₇)₂(OF)F₂ | Monoclinic | — | — |
| Nacareniobsite-(Y) | Na₃Ca₃YNb(Si₂O₇)₂OF₃ | Monoclinic | — | — |
| Nafeasite | — | Monoclinic | — | — |
| Nafertisite | Na₃Fe²⁺₁₀Ti₂(Si₆O₁₇)₂O₂(OH)₆F(H₂O)₂ | Monoclinic | — | — |
| Nagashimalite | Ba₄(V³⁺,Ti)₄(O,OH)₂B₂Si₈O₂₇Cl | — | — | — |
| Nagelschmidtite | Ca₇(SiO₄)₂(PO₄)₂ | Hexagonal | — | — |
| Nahpoite | Na₂HPO₄ | Monoclinic | — | 2.49 g/cm³ |
| Nakauriite | Cu₈(SO₄)₄(CO₃)(OH)₆ * 4₈H₂O | Orthorhombic | — | — |
| Nakkaalaaqite | — | Orthorhombic | — | — |
| Naldrettite | Pd₂Sb | Orthorhombic | — | 10.52 g/cm³ |
| Nalipoite | NaLi₂PO₄ | Orthorhombic | — | 2.49 g/cm³ |
| Nalivkinite | Li₂NaFe²⁺₇Ti₂Si₈O₂₆(OH)₄F | Triclinic | — | — |