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Minerals containing magnesium
793 minerals
Magnesium — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Meieranite | Na₂Sr₃MgSi₆O₁₇ | Orthorhombic | — | — |
| Meixnerite | Mg₆Al₂(OH)₁₆(OH)₂ * 4H₂O | — | — | — |
| Mejillonesite | HNaMg₂(HPO₄)(PO₄)(OH)·2H₂O | Orthorhombic | 4.0 | — |
| Melcherite | Ba₂Na₂Mg[Nb₆O₁₉]·6H₂O | Trigonal | — | — |
| 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 | — | — |
| Menzerite-(Y) | (CaY₂)Mg₂(SiO₄)₃ | Cubic | — | — |
| Meridianiite | MgSO₄·11H₂O | Triclinic | — | — |
| Merrihueite | (K,Na)₂(Fe²⁺,Mg)₅[Si₁₂O₃₀] | Hexagonal | — | — |
| Merrillite | Ca₉NaMg(PO₄)₇ | Trigonal | — | 3.03 g/cm³ |
| Merwinite | Ca₃Mg(SiO₄)₂ | Monoclinic | — | — |
| Metasaléeite | Mg(UO₂)₂(PO₄)₂·8H₂O | — | — | — |
| Midbarite | Ca₃Mg₂(V₂Si)O₁₂ | Cubic | — | — |
| Milanriederite | Ca₁₉Fe³⁺Al₄(Mg₄Al₄)Si₁₈O₆₇(OH)₁₁ | — | — | — |
| Molybdophyllite | Pb₈Mg₉[Si₁₀O₂₈(OH)₈|O₂|(CO₃)₃] * H₂O | Monoclinic | — | — |
| Montdorite | (K,Na)₂(Fe²⁺,Mn²⁺,Mg)₅(Si₄O₁₀)₂(OH,F)₄ | — | — | — |
| Montgomeryite | Ca₄MgAl₄(PO₄)₆(OH)₄ * 12H₂O | Monoclinic | — | — |
| Monticellite | CaMgSiO₄ | Orthorhombic | — | 2.96 g/cm³ |
| Montmorillonite | (Na,Ca)₀.₃₃(Al,Mg)₂(Si₄O₁₀)(OH)₂ * nH₂O | Monoclinic | 1.3 | 1.80 g/cm³ |
| Mooreite | Mg₉☐₂Mn₂Zn₄(SO₄)₂(OH)₂₆ * 8H₂O | Monoclinic | — | — |
| Moraskoite | Na₂Mg(PO₄)F | Orthorhombic | — | 2.98 g/cm³ |
| Motukoreaite | Mg₆Al₃(OH)₁₈[Na(H₂O)₆][SO₄]₂·6H₂O | Trigonal | — | — |
| Mountkeithite | [(Mg₁-xFe³⁺x)(OH)₂][SO₄]x/₂ * nH₂O | — | — | — |
| Muskoxite | Mg₇Fe³⁺₄(OH)₂₆·H₂O | Trigonal | — | — |
| Nanlingite | Na(Ca₅Li)Mg₁₂(AsO₃)₂[Fe(AsO₃)₆]F₁₄ | — | — | — |
| Neighborite | NaMgF₃ | Orthorhombic | 4.5 | 3.15 g/cm³ |
| Nepskoeite | Mg₄Cl(OH)₇ * 6H₂O | Orthorhombic | — | — |
| Nesquehonite | MgCO₃·3H₂O | Monoclinic | — | — |
| Newberyite | Mg(PO₃OH)·3H₂O | Orthorhombic | — | — |
| Niahite | (NH₄)(Mn²⁺,Mg)(PO₄) * H₂O | — | — | — |
| Nickenichite | (Na,Ca,Cu)₁.₆(Mg,Fe,Al)₃(AsO₄)₃ | — | 3.0 | 4.06 g/cm³ |
| Nimite | (Ni,Mg,Al)₆(Si,Al)₄O₁₀(OH)₈ | Monoclinic | 3.0 | — |
| Niningerite | MgS | Cubic | — | 2.65 g/cm³ |
| Nissonite | Cu₂Mg₂(PO₄)₂(OH)₂·5H₂O | Monoclinic | — | — |
| Nitromagnesite | Mg(NO₃)₂·6H₂O | Monoclinic | — | — |
| Nollmotzite | Mg[U₅+(U₆+O₂)₂O₄F₃]*₄H₂O | Monoclinic | — | — |
| Norbergite | Mg₃SiO₄F₂ | Orthorhombic | — | 3.08 g/cm³ |
| Nordite-(Ce) | (Ce,La)(Sr,Ca)Na₂(Na,Mn)(Zn,Mg)Si₆O₁₇ | — | — | — |
| Nordite-(La) | (La,Ce)(Sr,Ca)Na₂(Na,Mn)(Zn,Mg)Si₆O₁₇ | — | — | — |
| Norsethite | BaMg(CO₃)₂ | Trigonal | 3.5 | — |
| Northupite | Na₃Mg(CO₃)₂Cl | Cubic | — | — |
| Novograblenovite | (NH₄)MgCl₃·6H₂O | Monoclinic | — | — |
| Nováčekite | Mg(UO₂)₂(AsO₄)₂·10H₂O | — | 2.5 | — |
| Nybøite | NaNa₂(Mg₃Al₂)(Si₇Al)O₂₂(OH)₂ | Monoclinic | 6.0 | — |
| Oboniobite | Mg₄Nb₂O₉ | Trigonal | — | 4.35 g/cm³ |
| Odinite | (Fe,Mg,Al,Fe,Ti,Mn)₂.₄((Si,Al)₂O₅)(OH)₄ | Monoclinic | — | — |
| Offretite | KCaMg(Si₁₃Al₅)O₃₆·15H₂O | Hexagonal | 4.0 | — |
| Ohtaniite | Mg₃(Si₀,₅◻₀,₅)Si₂O₈ | Orthorhombic | — | — |
| Okieite | Mg₃[V₁₀O₂₈]·28H₂O | Triclinic | — | — |
| Ominelite | (Fe²⁺,Mg)(Al,Fe³⁺)₃(SiO₄)(BO₃)O₂ | Orthorhombic | — | — |
| Omphacite | (Ca,Na)(Mg,Fe,Al)Si₂O₆ | Monoclinic | — | — |
| Ophirite | Ca₂Mg₄[Zn₂Mn³⁺₂(H₂O)₂(Fe³⁺W₉O₃₄)₂]·46H₂O | Triclinic | — | — |
| Orthopinakiolite | Mg₂Mn³⁺O₂(BO₃) | Orthorhombic | — | — |
| Osumilite | (K,Na)(Fe²⁺,Mg)₂(Al,Fe³⁺)₃(Si,Al)₁₂O₃₀ | Hexagonal | — | — |
| Osumilite-(Mg) | KMg₂Al₃(Al₂Si₁₀)O₃₀ | Hexagonal | 6.5 | — |
| Overite | CaMgAl(PO₄)₂(OH)·4H₂O | Orthorhombic | — | — |
| Oxo-magnesio-hastingsite | NaCa₂(Mg₂Fe³⁺₃)(Si₆Al₂)O₂₂O₂ | Monoclinic | 6.0 | — |
| Oxy-chromium-dravite | NaCr₃(Cr₄Mg₂)(Si₆O₁₈)(BO₃)₃(OH)₃O | Trigonal | 7.5 | — |
| Oxy-dravite | Na(Al₂Mg)(Al₅Mg)(Si₆O₁₈)(BO₃)₃(OH)₃O | Trigonal | 7.0 | — |
| Oxy-vanadium-dravite | Na(V)₃(V₄Mg₂)Si₆O₁₈(BO₃)₃(OH)₃O | Trigonal | 7.5 | — |
| Oxykinoshitalite | BaMg₂Ti⁴⁺O₂(Si₂Al₂)O₁₀ | Monoclinic | — | — |
| Oxyphlogopite | K(Mg,Ti,Fe)₃[(Si,Al)₄O₁₀](O,F)₂ | Monoclinic | — | — |
| Paddlewheelite | MgCa₅Cu₂(UO₂)₄(CO₃)₁₂(H₂O)₃₃ | — | — | — |
| Palygorskite | (Mg,Al)₅(Si,Al)₈O₂₀(OH)₂·8H₂O | Monoclinic | — | — |
| Panasqueiraite | CaMg(PO₄)(OH,F) | — | — | — |
| Panethite | (Na,Ca)₂(Mg,Fe²⁺)₂(PO₄)₂ | Monoclinic | — | — |
| Panguite | (Ti,Al,Sc,Mg,Zr,Ca)₁.₈O₃ | Orthorhombic | — | — |
| Papikeite | NaMg₂(Mg₃Al₂)(Si₅Al₃)O₂₂(OH)₂ | Orthorhombic | — | — |
| Paraberzeliite | NaCa₂Mg₂(AsO₄)₃ | Monoclinic | — | — |
| Paralabuntsovite-Mg | Na₈K₈Mg₄Ti₁₆(Si₄O₁₂)₈(OH,O)₁₆·20-24H₂O | — | — | — |
| Pararaisaite | CuMg[Te₆+O₄(OH)₂]*₆H₂O | Monoclinic | — | — |
| Parascandolaite | KMgF₃ | Cubic | — | 3.17 g/cm³ |
| Paratacamite-(Mg) | Cu₃(Mg,Cu)Cl₂(OH)₆ | Trigonal | — | — |
| Pargasite | NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂ | Monoclinic | 5.5 | — |
| Parsettensite | (K,Na,Ca)₇.₅(Mn,Mg)₄₉Si₇₂O₁₆₈(OH)₅₀ * nH₂O | — | — | — |
| Parwanite | NaMg₄Al₈(PO₄)₈(CO₃)(OH)₇·30H₂O | Monoclinic | — | — |
| Paulkerrite | [(H₂O)K]Mg₂(Fe³⁺₂Ti)(PO₄)₄(OF)(H₂O)₁₀·4H₂O | Orthorhombic | — | — |
| Pellyite | Ba₂Ca(Fe,Mg)₂Si₆O₁₇ | — | — | — |
| Pendevilleite-(Y) | Mg₂Y₃Al(UO₂)₂(CO₃)₇(OH)₆(H₂O)₁₆ | Triclinic | — | — |