Mineralogy Database

Mineral Species containing Magnesium (Mg)

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Element Properties, Isotopic Compositions for Magnesium

Magnesium (Mg) Minerals sorted by Descending Weight Percent

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903 Minerals containing Magnesium (Mg) sorted by Descending Weight Percent
% Mg Mineral Name Chemical Formula MW
11.84 % Mg Magnesiohornblende Ca2[Mg4(Al,Fe+++)]Si7AlO22(OH)2 821.16
11.74 % Mg Magnesiochlorophoenicite # (Mg,Mn)3Zn2(AsO4)(OH,O)6 465.62
11.71 % Mg Langbeinite # K2Mg2(SO4)3 415.00
11.67 % Mg Magnesio-arfvedsonite # NaNa2(Mg4Fe++)Si8O22(OH)2 832.72
11.61 % Mg Girvasite NaCa2Mg3(PO4)2[PO2(OH)2](CO3)(OH)2·4(H2O) 628.07
11.61 % Mg Eastonite ! KMg2Al[Al2Si2O10](OH)2 418.83
11.56 % Mg Sobotkite ? (K,Ca0.5)0.33(Mg,Al)3(Si3Al)O10(OH)2·1-5(H2O) 441.54
11.55 % Mg Pentahydrite # MgSO4·5(H2O) 210.45
11.55 % Mg Shirokshinite ! K(NaMg2)Si4O10F2 421.03
11.52 % Mg Kornerupine # (Mg,Fe++)4Al6(SiO4,BO4)5(O,OH)2 734.04
11.46 % Mg Manganocummingtonite Na(Na,Mn)2(Mg4,Fe+++)5Si8O22(OH)2 848.70
11.45 % Mg Hannayite # (NH4)2Mg3H4(PO4)4·8(H2O) 637.03
11.41 % Mg Cannilloite ! CaCa2Mg4Al(Si5Al3)O22(OH)2 851.81
11.39 % Mg Saponite # (Ca/2,Na)0,3(Mg,Fe++)3(Si,Al)4O10(OH)2·4(H2O) 480.19
11.37 % Mg Torreyite # (Mg,Mn)9Zn4(SO4)2(OH)22·8(H2O) 1,282.62
11.36 % Mg Fluorocannilloite ! CaCa2(Mg4Al)Si5Al3O22F2 855.79
11.31 % Mg Fluoro-magnesiohastingsite ! (Na,K)Ca2(Mg,Fe+++,Ti)5(Si,Al)8O22F2 866.18
11.24 % Mg Magnesiohastingsite # NaCa2(Mg4Fe+++)Si6Al2O22(OH)2 864.69
11.22 % Mg Diopside # CaMgSi2O6 216.55
11.14 % Mg Kaersutite # NaCa2(Mg4Ti)Si6Al2O23(OH)2 872.72
11.11 % Mg Magnesioanthophyllite ? (Mg,Fe++)7Si8O22(OH)2 875.45
11.03 % Mg Adelite # CaMg(AsO4)(OH) 220.31
11.03 % Mg Magnesiochloritoid MgAl2SiO5(OH)2 220.37
10.95 % Mg Hauckite (Mg,Mn++)24Zn18Fe+++3(SO4)4(CO3)2(OH)81 (?) 3,993.55
10.93 % Mg Tilasite # CaMg(AsO4)F 222.30
10.91 % Mg Welshite Ca4Mg9Sb3O4[Si6Be3AlFe2O36] 1,746.53
10.82 % Mg Halurgite Mg2[B4O5(OH)4]2·(H2O) 449.16
10.76 % Mg Cattiite ! Mg3(PO4)2·22(H2O) 659.66
10.64 % Mg Hexahydrite # MgSO4·6(H2O) 228.46
10.61 % Mg Nickenichite Na0,8Ca0,4(Mg,Fe+++,Al)3Cu0,4(AsO4)3 549.61
10.61 % Mg Loughlinite Na2Mg3Si6O16·8(H2O) 687.52
10.56 % Mg Weberite # Na2MgAlF7 230.25
10.51 % Mg Kinoshitalite (Ba,K)(Mg,Mn,Al)3Si2Al2O10(OH)2 485.68
10.46 % Mg Hypersthene ? (Mg,Fe++)2Si2O6 232.32
10.46 % Mg Ferrosilite # (Fe++,Mg)2Si2O6 232.32
10.43 % Mg Hulsite # (Fe++,Mg)2(Fe+++,Sn)O2(BO3) 233.09
10.36 % Mg Gonyerite # Mn++3[Mn++3Fe+++][(Si,Fe+++)4O10](OH,O)8 703.49
10.31 % Mg Magbasite KBa(Al,Sc)(Mg,Fe++)6Si6O20F2 943.31
10.29 % Mg Brassite Mg(AsO3OH)·4(H2O) 236.29
9.99 % Mg Hydroxyuvite ! CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3(OH) 973.16
9.97 % Mg Prismatine ! ([ ],Fe,Mg)(Mg,Al,Fe)5Al4Si2(Si,Al)2(B,Si,Al)(O,OH,F)22 755.83
9.93 % Mg Nissonite Cu2Mg2(PO4)2(OH)2·5(H2O) 489.74
9.92 % Mg Schoenfliesite MgSn++++(OH)6 245.06
9.90 % Mg Struvite # (NH4)MgPO4·6(H2O) 245.41
9.90 % Mg Corrensite # (Ca,Na,K)(Mg,Fe,Al)9(Si,Al)8O20(OH)10·n(H2O) 1,227.19
9.88 % Mg Surinamite (Mg,Fe++)3Al4BeSi3O16 553.76
9.86 % Mg Phosphorrosslerite # Mg(PO3OH)·7(H2O) 246.39
9.86 % Mg Epsomite # MgSO4·7(H2O) 246.48
9.79 % Mg Bradleyite # Na3Mg(PO4)(CO3) 248.25
9.79 % Mg Schaferite ! NaCa2Mg2(VO4)3 496.57
9.77 % Mg Northupite # Na3Mg(CO3)2Cl 248.75
9.76 % Mg Kainite # MgSO4·KCl·3(H2O) 248.97
9.71 % Mg Actinolite # Ca2(Mg,Fe++)5Si8O22(OH)2 853.16
9.70 % Mg Holmquistite # [ ](Li2Mg3Al2)Si8O22(OH)2 751.45
9.69 % Mg Magnesiotaaffeite-6N3S ! (Mg,Fe++,Zn)2Al6BeO12 426.60
9.60 % Mg Karpinskite # (Mg,Ni)2Si2O5(OH)2 (?) 253.18
9.51 % Mg Eifelite KNa3Mg4Si12O30 1,022.30
9.48 % Mg Nitromagnesite # Mg(NO3)2·6(H2O) 256.41
9.39 % Mg Tachyhydrite # CaMg2Cl6·12(H2O) 517.59
9.32 % Mg Jahnsite-(CaMgMg) ! CaMgMg2Fe+++2(PO4)4(OH)2·8H2O 782.71
9.31 % Mg Glaucophane # [ ]Na2(Mg3Al2)Si8O22(OH)2 783.54
9.30 % Mg Tychite # Na6Mg2(CO3)4(SO4) 522.65
9.12 % Mg Struvite-(K) ! KMg(PO4)·6(H2O) 266.47
9.12 % Mg Aluminobarroisite ! [ ]CaNaMg3Al2(Si7Al)O22(OH)2 799.53
9.08 % Mg Fedorovskite Ca2(Mg,Mn)2B4O7(OH)6 401.36
9.03 % Mg Panethite (Na,Ca,K)2(Mg,Fe++,Mn)2(PO4)2 323.06
8.94 % Mg Blatterite (Mn++,Mg)35Sb3(Mn+++,Fe+++)9(BO3)16O32 3,807.71
8.93 % Mg IMA2009-018 MgWO4 272.15
8.92 % Mg Akermanite # Ca2MgSi2O7 272.63
8.86 % Mg Palygorskite # (Mg,Al)2Si4O10(OH)·4(H2O) 411.35
8.84 % Mg Magnesioferrikatophorite Na2Ca(Mg,Fe++)4Fe+++Si7AlO22(OH)2 824.40
8.83 % Mg Roedderite (Na,K)2(Mg,Fe++)5Si12O30 1,031.99
8.82 % Mg Dollaseite-(Ce) ! CaCeMg2AlSi3O11(OH,F)2 551.04
8.80 % Mg Barroisite # [ ](CaNa)Mg3AlFe+++Si7AlO22(OH)2 828.39
8.79 % Mg Nyboite NaNa2(Mg3Al2)Si7AlO22(OH)2 826.37
8.79 % Mg Hazenite KNaMg2(PO4)2·14H2O 552.85
8.79 % Mg Fluoropargasite ! NaCa2(Mg3Fe++Al)5(Si6Al2O22)F2 879.14
8.78 % Mg Simferite Li(Mg,Fe+++,Mn+++)2(PO4)2 276.67
8.77 % Mg Armalcolite (Mg,Fe++)Ti2O5 207.95
8.75 % Mg Carnallite # KMgCl3·6(H2O) 277.85
8.69 % Mg Johillerite Na(Mg,Zn)3Cu(AsO4)3 610.00
8.69 % Mg Inderite # MgB3O3(OH)5·5(H2O) 279.85
8.69 % Mg Kurnakovite # MgB3O3(OH)5·5(H2O) 279.85
8.68 % Mg Valleriite # 4(Fe,Cu)S·3(Mg,Al)(OH)2 475.92
8.68 % Mg Vermiculite # (Mg,Fe++,Al)3(Al,Si)4O10(OH)2·4(H2O) 504.19
8.66 % Mg Loweite # Na12Mg7(SO4)13·15(H2O) 1,965.07
8.65 % Mg Ferriwinchite ([ ],Na)(Na,Ca)2(Mg, Fe++)4Fe+++[Si8O22](OH)2 845.75
8.64 % Mg Tschermakite # [ ]Ca2(Mg3AlFe+++)Si6Al2O22(OH)2 844.38
8.63 % Mg Norsethite BaMg(CO3)2 281.65
8.61 % Mg Magnesiogedrite ? (Mg,Fe++)5Al2Si6Al2O22(OH)2 847.05
8.58 % Mg Magnesiotaramite Na(CaNa)Mg3ALFe+++[Si6Al2O22](OH)2 850.28
8.53 % Mg Obertiite ! NaNa2(Mg3Fe+++Ti)Si8O22(O,F,OH)2 855.28
8.52 % Mg Ferri-magnesiotaramite ! NaCaNaMg3Fe+++2[Si6Al2O22](OH)2 856.15
8.45 % Mg Sudoite Mg2(Al,Fe+++)3Si3AlO10(OH)8 546.77
8.41 % Mg Pargasite # NaCa2(Mg,Fe++)4Al(Si6Al2)O22(OH)2 867.37
8.37 % Mg Rosslerite # Mg(AsO3OH)·7(H2O) 290.34
8.33 % Mg Souzalite # (Mg,Fe++)3(Al,Fe+++)4(PO4)4(OH)6·2(H2O) 729.00
8.31 % Mg Indialite # Mg2Al4Si5O18 584.95
8.31 % Mg Cordierite # Mg2Al4Si5O18 584.95
8.27 % Mg Richterite # Na(CaNa)(Mg,Fe++)5[Si8O22](OH)2 881.35
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(! - New Dana Classification Number Has Been Changed or Added)
(? - IMA Discredited Mineral Species Name)
(# - Grandfathered as valid)