- Home
- IMA status
- Approved
Approved minerals
4,194 minerals
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Markeyite | Ca₉(UO₂)₄(CO₃)₁₃·28H₂O | Orthorhombic | — | — |
| Markhininite | TlBi(SO₄)₂ | Triclinic | — | — |
| Marklite | Cu₅(CO₃)₂(OH)₆ * 6H₂O | Monoclinic | — | — |
| Markwelchite | TlPbSbS₃ | Monoclinic | — | — |
| Marokite | CaMn³⁺₂O₄ | Orthorhombic | — | — |
| Marrucciite | Hg₃Pb₁₆Sb₁₈S₄₆ | Monoclinic | — | — |
| Marsaalamite-(Y) | Y(MoO₄)(OH) | Monoclinic | — | — |
| Marsturite | NaCaMn₃Si₅O₁₄(OH) | — | — | — |
| Marthozite | Cu²⁺(UO₂)₃(SeO₃)₂O₂ * 8H₂O | — | 6.0 | 4.44 g/cm³ |
| Martinandresite | Ba₂(Al₄Si₁₂O₃₂)·10H₂O | Orthorhombic | — | — |
| Martinite | (Na,☐,Ca)₁₂Ca₄(Si,S,B)₁₄B₂O₃₈(OH,Cl)₂F₂·4H₂O | Triclinic | 4.0 | — |
| Martyite | Zn₃V₂O₇(OH)₂·2H₂O | Trigonal | — | — |
| Marumoite | Pb₃₂As₄₀S₉₂ | — | — | — |
| Maruyamaite | K(MgAl₂)(Al₅Mg)(BO₃)₃(Si₆O₁₈)(OH)₃O | Trigonal | 7.0 | — |
| Marécottite | — | Triclinic | — | — |
| Masaitisite | KCu₅O₂(SeO₃)₂Cl₃ | Orthorhombic | — | — |
| Maslovite | PtBiTe | Cubic | — | 11.63 g/cm³ |
| Masutomilite | (K,Rb)(Li,Mn³⁺,Al)₃(AlSi₃O₁₀)(F,OH)₂ | Monoclinic | — | — |
| Mathesiusite | K₅(UO₂)₄(SO₄)₄(VO₅)(H₂O)₄ | Tetragonal | 2.0 | — |
| Mathewrogersite | Pb₇FeAl₃GeSi₁₂O₃₆(OH,H₂O)₆ | Hexagonal | 2.0 | — |
| Mathiasite | (K, Ba, Sr)(Zr, Fe)(Mg,Fe)₂ (Ti,Cr,Fe)₁₈O₃₈ | Trigonal | — | — |
| Matildite | AgBiS₂ | Trigonal | 2.5 | — |
| Matioliite | NaMgAl₅(PO₄)₄(OH)₆·2H₂O | — | — | — |
| Matsubaraite | Sr₄Ti₅(Si₂O₇)₂O₈ | Monoclinic | — | — |
| Mattagamite | CoTe₂ | Orthorhombic | — | 7.79 g/cm³ |
| Mattheddleite | Pb₅(SiO₄)₁.₅(SO₄)₁.₅(Cl,OH) | — | — | — |
| Matthiasweilite | PbTe⁴⁺O₃ | Triclinic | — | — |
| Matyhite | Ca₁₈(Ca,☐)₂Fe²⁺₂(PO₄)₁₄ | Trigonal | — | — |
| 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 | — | — | — |
| Mcguinnessite | CuMgCO₃(OH)₂ | Monoclinic | 2.5 | — |
| Mckelveyite-(Nd) | NaCaBa₃Nd(CO₃)₆·3H₂O | Monoclinic | — | — |
| 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 | — | — |
| 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 | — | — |
| Melanostibite | Mn²⁺(Sb⁵⁺,Fe³⁺)O₃ | Trigonal | — | — |
| Melansonite | — | Orthorhombic | — | — |
| Melcherite | Ba₂Na₂Mg[Nb₆O₁₉]·6H₂O | Trigonal | — | — |
| Melkovite | [Ca₂(H₂O)₁₅Ca(H₂O)₆][Mo₈P₂Fe³⁺₃O₃₆(OH)] | — | — | — |
| Melliniite | (Ni,Fe)₄P | Cubic | — | — |
| Mellizinkalite | K₃Zn₂Cl₇ | Triclinic | — | — |
| 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 | — | — |
| 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 | — | — |
| Menezesite | Ba₂MgZr₄(BaNb₁₂O₄₂) * ₁₂H₂O | Cubic | — | — |
| Mengeite | Ba(Mg,Mn²⁺)Mn³⁺₄(PO₄)₄(OH)₄*₄H₂O | Triclinic | — | — |