Mineralogy Database

Mineral Species containing Potassium (K)

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Element Properties, Isotopic Compositions for Potassium

Potassium (K) Minerals sorted by Descending Weight Percent

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582 Minerals containing Potassium (K) sorted by Descending Weight Percent
% K Mineral Name Chemical Formula MW
3.70 % K Arapovite ! (U,Th)(Ca,Na)2(K1-x[ ]x)Si8O20·H2O, x=0.5 897.66
3.67 % K Anorthoclase # (Na,K)AlSi3O8 266.25
3.63 % K Paulkerrite K(Mg,Mn)2(Fe+++,Al)2Ti(PO4)4(OH)3·15(H2O) 970.02
3.61 % K Phillipsite-Na # (Na,K,Ca)1-2(Si,Al)8O16·6(H2O) 649.86
3.56 % K Phillipsite-Ca ! (Ca,K,Na)1-2(Si,Al)8O16·6(H2O) 658.41
3.52 % K Potassicrichterite ! (K,Na)(CaNa)2Mg5[Si8O22](OH,F)2 832.34
3.52 % K Burnsite ! KCdCu7O2(SeO3)2Cl9 1,200.93
3.51 % K Potassic-fluororichterite ! (K,Na)(CaNa)Mg5[Si8O22]F2 834.33
3.51 % K Brannockite KSn2Li3Si12O30 1,114.35
3.47 % K Darapiosite KNa2Zr[Li(Mn,Zr)2Si12O30] 1,128.27
3.46 % K Friedrichbeckeite ! K([ ],Na)Mg2(Be2Mg)Si12O30 982.67
3.46 % K Calcioandyrobertsite-2O ! KCaCu5(AsO4)4[As(OH)2O2]·2(H2O) 1,129.55
3.46 % K Calcioandyrobertsite-1M ! KCaCu5(AsO4)4[As(OH)2O2]·2(H2O) 1,129.55
3.41 % K IMA2008-006 ! [Na82.5Ca33K16.5](Si99Al99O396)(SO4)33·4H2O 18,893.91
3.36 % K Almarudite ! K([ ],Na)2(Mn,Fe,Mg)2(Be,Al)3[Si12O30] 1,000.32
3.33 % K Potassiccarpholite ! (K,Na,[ ])(Li,Mn++)2Al)4Si4O12(OH)4(F,OH)4 656.83
3.31 % K Oxykinoshitalite ! (Ba,K)(Mg,Fe++,Ti)3(Si,Al)4O10O2 507.95
3.30 % K Englishite # K3Na2Ca10Al15(PO4)21(OH)7·26(H2O) 3,550.62
3.29 % K Klochite ([ ]1Na1)KFe2Zn3[Si12O30] 1,186.96
3.28 % K Nabokoite Cu++7Te++++O4(SO4)5·KCl 1,191.29
3.27 % K Lemoynite (Na,K)2CaZr2Si10O26·5-6(H2O) 1,075.15
3.26 % K Gjerdingenite-Na ! (K,Na)2Na(Nb,Ti)4(Si4O12)2(OH,O)4·5H2O 1,175.50
3.26 % K Potassic-magnesiosadanagaite (K,Na)Ca2(Mg,Fe++,Al,Ti)5[(Si,Al)8O22](OH)2 900.44
3.25 % K Ilimaussite-(Ce) (Ba,Na)10K3Na4.5Ce5(Nb,Ti)6[Si12O36][Si9O18(O,OH)24]O6 4,253.30
3.25 % K Andyrobertsite ! KCdCu5(AsO4)4[As(OH)2O2]·2(H2O) 1,201.88
3.24 % K Microsommite # (Na,Ca,K)7-8(Si,Al)12O24(Cl,SO4)2-3 1,086.58
3.24 % K Heulandite-K ! (K,Na,Ca)2-3Al3(Al,Si)2Si13O36·12(H2O) 2,900.18
3.23 % K Faizievite ! K2Na(Ca6Na)Ti4Li6Si24O66F2 2,384.24
3.22 % K Kinoshitalite (Ba,K)(Mg,Mn,Al)3Si2Al2O10(OH)2 485.68
3.21 % K Jonesite Ba2(K,Na)[Ti2(Si5Al)O18·n(H2O) 914.93
3.20 % K Rhodesite # KHCa2Si8O19·5(H2O) 732.57
3.19 % K Tuscanite K(Ca,Na)6(Si,Al)10O22(SO4,CO3,(OH)2)·(H2O) 1,101.39
3.18 % K Atlasovite Cu6Fe+++Bi+++O4(SO4)5·KCl 1,242.08
3.15 % K Sadanagaite (K,Na)Ca2(Fe++,Mg,Al,Ti)5[(Si,Al)8O22](OH)2 931.99
3.13 % K Stilpnomelane # K(Fe++,Mg,Fe+++)8(Si,Al)12(O,OH)27·n(H2O) 1,247.57
3.13 % K Megacyclite Na8KSi9O18(OH)9·19(H2O) 1,250.12
3.12 % K Rubicline ! (Rb,K)AlSi3O8 313.11
3.09 % K Chessexite (K,Na)4Ca2Mg3Al8(SiO4)2(SO4)10(OH)10·40(H2O) 2,528.59
3.07 % K Suhailite ! (NH4)Fe3(Si3Al)O10(OH)2 445.65
3.07 % K Ferrierite-K ! (K,Na)2Mg(Si,Al)18O36·9(H2O) 2,612.03
3.06 % K Paulingite-Ca ! (Ca,K,Na,Ba)5[Al10Si35O84]·34(H2O) 3,410.06
3.05 % K Organovaite-Zn ! K2Zn(Nb,Ti)4(Si4O12)2(O,OH)4·6(H2O) 2,439.14
3.04 % K Sugilite KNa2(Fe+++,Mn+++,Al)2Li3Si12O30 1,041.66
3.03 % K Potassicsadanagaite ! (K,Na)Ca2[Fe++3(Al,Fe+++)2][Si5Al3O22](OH)2 966.86
3.03 % K Delhayelite (Na,K)10Ca5Al6Si32O80(Cl2,F2,SO4)3·18(H2O) 3,231.17
2.99 % K Herschelite ? (Na,Ca,K)AlSi2O6·3(H2O) 261.30
2.99 % K Gjerdingenite-Ca ! K2Ca(Nb,Ti)4(Si4O12)2(O,OH)4·6H2O 1,216.40
2.97 % K Ferrokinoshitalite ! (Ba,K)(Fe++,Mg)3(Si2Al2)O10 (OH,F)2 526.29
2.96 % K Offretite # (K2,Ca,Mg)2.5Al5Si13O36·15(H2O) 1,453.72
2.95 % K Barytolamprophyllite Ba2Na3(Fe+++,Ti)3(Si2O7)2(O,OH,F)4 807.31
2.89 % K Osumilite-(Mg) (K,Na)(Mg,Fe++)2(Al,Fe+++)3(Si,Al)12O30 1,015.74
2.88 % K Eirikite ! KNa6Be2(Si15Al3)O39F2 1,359.26
2.85 % K Carletonite KNa4Ca4Si8O18(CO3)4(OH,F)·(H2O) 1,027.61
2.84 % K Steacyite K1-x(Ca,Na)2ThSi8O20 (x=0.2 to 0.4) 825.70
2.83 % K Meurigite-K ! [K(H2O)2.5][Fe+++8(PO4)6(OH)7(H2O)4] 1,258.57
2.81 % K Katayamalite (K,Na)Ca7Li3Ti2[Si6O18]2(OH,F)2 1,389.99
2.80 % K Osumilite-(Fe) # (K,Na)(Fe++,Mg)2(Al,Fe+++)3(Si,Al)12O30 1,047.28
2.78 % K Erionite-Na # (Na2,K2,Ca)2[Al4Si14O36]·15(H2O) 2,809.97
2.78 % K Baratovite KCa7(Ti,Zr)2Li3Si12O36F2 1,408.90
2.72 % K Prewittite ! KPb1.5ZnCu6O2(SeO3)2Cl10 1,437.01
2.72 % K Potassicarfvedsonite ! KNa2Fe++4Fe+++Si8O22(OH)2 962.95
2.68 % K Potassicleakeite ! KNa2Mg2Fe+++2LiSi8O22(OH)2 876.72
2.67 % K Turkestanite ! Th(Ca,Na)2(K1-x,[ ]x)Si8O20·n(H2O) 879.42
2.65 % K Mazzite-Mg K2CaMg2(Al,Si)36O72·28(H2O) 2,808.04
2.63 % K Iraqite-(La) K(La,Ce,Th)2(Ca,Na)4(Si,Al)16O40 1,634.63
2.62 % K Omongwaite ! Na2Ca5(SO4)6·3H2O 880.31
2.62 % K Fedorite KNa4Ca4(Al,Si)16O36(OH,F)4·6(H2O) 1,493.94
2.56 % K IMA2009-004 KCa7Sn2Li3Si12O36F2 1,528.89
2.55 % K Potassicferrisadanagaite ! (K,Na)Ca2(Fe++,Mg)2(Fe+++,Al)2[Si5Al3O22](OH,F,O)2 951.81
2.52 % K Hydrobiotite # [K(Mg,Fe)3(Al,Fe)Si3O10(OH,F)2]·[(Mg,Fe++,Al)3(Si,Al)4O10(OH)2·4(H2O)] 464.62
2.52 % K Potassic-chloropargasite ! (K,Na)Ca2(Mg,Fe2+)4Al(Si6Al2O22)(Cl,OH)2 930.36
2.51 % K Lennilenapeite K6-7(Mg,Mn,Fe++,Fe+++,Zn)48(Si,Al)72(O,OH)216·16(H2O) 8,425.53
2.50 % K Hanksite # KNa22(SO4)9(CO3)2Cl 1,564.92
2.50 % K Ganterite ! [Ba0.5(Na,K)0.5]Al2(Si2.5Al1.5O10)(OH)2 438.39
2.50 % K Chloro-potassichastingsite ! KCa2(Fe++3MgFe+++)(Si6Al2)S8O22Cl2 1,002.11
2.44 % K Parakuzmenkoite-Fe ! (K,Ba)2Fe(Ti,Nb)4(Si4O12)2(O,OH)4·7(H2O) 2,567.15
2.43 % K Kalipyrochlore (H2O,Sr)(Nb,Ti)(O,OH)6·(H2O,K) 321.15
2.42 % K Panethite (Na,Ca,K)2(Mg,Fe++,Mn)2(PO4)2 323.06
2.41 % K Sosedkoite (K,Na)5Al2(Ta,Nb)22O60 5,030.82
2.41 % K Margaritasite (Cs,K,H3O)2(UO2)2V2O8·(H2O) 974.70
2.36 % K Potassic-chlorohastingsite ! (K,Na)Ca2(Fe++,Mg)4Fe+++[Si6Al2O22](Cl,OH)2 994.80
2.28 % K Afghanite (Na,Ca,K)8(Si,Al)12O24(SO4,Cl,CO3)3·(H2O) 1,200.45
2.24 % K Ajoite # (K,Na)3Cu20Al3Si29O76(OH)16·~8(H2O) 3,926.74
2.24 % K Potassic-magnesiohastingsite ! (K,Na)Ca2(Mg,Fe++,Fe+++,Al)5(Si,Al)8O22(OH,Cl)2 925.11
2.24 % K Nalivkinite ! Li2NaFe++7Ti2Si8O24(OH)4F 1,309.53
2.19 % K Chabazite-Sr ! (Sr,Ca,K2,Na2)[Al2Si4O12]·6(H2O) 534.42
2.18 % K Batisite BaNaNaTi2O2[Si4O12] 609.32
2.18 % K Obradovicite H4(K,Na)Cu++Fe+++2(AsO4)(MoO4)5·12(H2O) 1,257.18
2.17 % K Natropharmacosiderite (Na,K)2Fe+++4(AsO4)3(OH)5·7(H2O) 902.63
2.16 % K Potassicpargasite ! (K,Na)Ca2(Mg,Fe++)5Si8O22(OH,F)2 906.89
2.09 % K Aqualite ! (H3O)8(Na,K,Sr)5Ca6Zr3Si26O66(OH)9Cl 2,812.45
2.08 % K Tobelite (NH4,K)Al2(Si3Al)O10(OH)2 376.27
2.07 % K Erionite-Ca ! (Ca,K2,Na2)2[Al4Si14O36]·15(H2O) 2,904.81
2.07 % K Paranatrolite Na2[Al2Si3O10]·3(H2O) 415.43
2.01 % K Dachiardite-Ca # (Ca,Na2,K2)5Al10Si38O96·25(H2O) 1,792.84
1.99 % K Jinshajiangite Na2K5BaCa(Fe,Mn)8(Ti,Fe,Nb,Zr)4Si8O32(O,F,H2O)6 1,770.72
1.99 % K Alsakharovite-Zn ! NaSrKZn(Ti,Nb)4(Si4O12)2(O,OH)4·7(H2O) 1,240.78
1.97 % K Arrojadite-(KFe) ! KNa2CaNa2(Fe++,Mn,Mg)13Al(PO4)11(PO3OH)(OH,F)2 1,987.10
1.97 % K Fluorarrojadite-(KNa) ! KNa4Ca(Fe,Mn,Mg)13Al(PO4)11(PO3OH)(F,OH)2 1,989.09
1.91 % K Dickinsonite-(KNaNa) ! KNaNa4Ca(Mn,Fe,Mg)13Al(PO4)11(PO4)(OH,F)2 2,052.34
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