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Minerals containing potassium
559 minerals
Potassium — element
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Katayamalite | KLi₃Ca₇Ti₂(SiO₃)₁₂(OH)₂ | Monoclinic | — | — |
| Katiarsite | KTiO(AsO₄) | Orthorhombic | — | 3.30 g/cm³ |
| Khibinskite | K₂ZrSi₂O₇ | Monoclinic | — | 3.19 g/cm³ |
| Khvorovite | (Pb,Ba,K)₄Ca₂[Si₈B₂(Si,B)₂O₂₈]F | Triclinic | — | — |
| Kinoshitalite | (Ba,K)(Mg,Mn²⁺,Al)₃(Al₂Si₂O₁₀)(OH)₂ | — | — | — |
| Kircherite | [Na₅Ca₂K](Si₆Al₆O₂₄)(SO₄)₂·0.33H₂O | Trigonal | — | — |
| Klyuchevskite | K₃Cu₃(Fe³⁺,Al)(SO₄)₄O₂ | Monoclinic | — | — |
| Klöchite | (Fe²⁺Fe³⁺)☐₂KZn₃(Si₁₂O₃₀) | Hexagonal | — | — |
| Knasibfite | K₃Na₄(SiF₆)₃(BF₄) | Orthorhombic | — | — |
| Kokchetavite | K(AlSi₃O₈) | Hexagonal | — | 2.46 g/cm³ |
| Kopernikite | K(Ti₇Cr³⁺)O₁₆ | Tetragonal | — | — |
| Kopylovite | K₂Ti(Si₃O₉) | Hexagonal | — | — |
| Koryakite | NaKMg₂Al₂(SO₄)₆ | Trigonal | — | — |
| Kosnarite | KZr₂(PO₄)₃ | Trigonal | 4.5 | 3.06 g/cm³ |
| Kostylevite | K₂Zr(Si₃O₉) * H₂O | Monoclinic | — | — |
| Krasheninnikovite | KNa₂CaMg(SO₄)₃F | Hexagonal | — | — |
| Krausite | KFe(SO₄)₂ * H₂O | Monoclinic | — | — |
| Kristjánite | KNa₂H(SO₄)₂ | Monoclinic | — | — |
| Kroupaite | KPb₀.₅[(UO₂)₈O₄(OH)₁₀]*₁₀H₂O | Orthorhombic | — | — |
| Kupletskite | (K,Na)₃(Mn,Fe)₇Ti₂Si₈O₂₆(OH)₄F | — | — | — |
| Kuzmenkoite-Mn | K₂MnTi₄(Si₄O₁₂)₂(OH)₄·5-6H₂O | — | — | — |
| Kuzmenkoite-Zn | K₂ZnTi₄(Si₄O₁₂)₂(OH)₄·6-8H₂O | — | — | — |
| Labuntsovite-Fe | Na₄K₄Fe²⁺₂Ti₈O₄(Si₄O₁₂)₄(OH)₄·10-12H₂O | — | — | — |
| Labuntsovite-Mg | Na₄K₄Mg₂Ti₈O₄(Si₄O₁₂)₄(OH)₄·10-12H₂O | — | — | — |
| Labuntsovite-Mn | Na₄K₄Mn²⁺₂Ti₈O₄(Si₄O₁₂)₄(OH)₄·10-12H₂O | — | — | — |
| Labyrinthite | (Na,K,Sr)₃₅Ca₁₂Fe₃Zr₆TiSi₅₁O₁₄₄(O,OH,H₂O)₉Cl₃ | Trigonal | — | — |
| Langbeinite | K₂Mg₂(SO₄)₃ | Cubic | — | 2.84 g/cm³ |
| Latiumite | (Ca,K)₄(Si,Al)₅O₁₁(SO₄,CO₃) | — | — | — |
| Laverovite | K₂NaMn₇Zr₂(Si₄O₁₂)₂O₂(OH)₄F | Triclinic | — | — |
| Lavinskyite | K(LiCu)Cu₆(Si₄O₁₁)₂(OH)₄ | Orthorhombic | 5.0 | — |
| Lebedevite | K₄Na₁₄Cu₁₄O₈(AsO₄)₈Cl₆ | Tetragonal | — | — |
| Lecontite | (NH₄,K)NaSO₄ * 2H₂O | Orthorhombic | — | — |
| Leesite | K(H₂O)₂[(UO₂)₄O₂(OH)₅]*₃H₂O | Orthorhombic | — | — |
| Leightonite | K₂Ca₂Cu(SO₄)₄·2H₂O | — | — | — |
| Lemmleinite-Ba | Na₄K₄Ba₂₊ₓTi₈(Si₄O₁₂)₄(OH,O)₈·8H₂O | — | — | — |
| Lemmleinite-K | Na₄K₈Ti₈(Si₄O₁₂)₄(OH,O)₈·8H₂O | — | — | — |
| Lemoynite | (Na,K)₂CaZr₂Si₁₀O₂₆ * 5H₂O | Monoclinic | — | — |
| Lennilenapeite | K₆-₇(Mg,Mn,Fe,Zn)₄₈(Si,Al)₇₂(O,OH)₂₁₆ * 16H₂O | — | — | — |
| Leonite | K₂Mg(SO₄)₂·4H₂O | — | 2.8 | 2.20 g/cm³ |
| Leucite | K(AlSi₂O₆) | Tetragonal | — | — |
| Leucophosphite | KFe³⁺₂(PO₄)₂(OH)(H₂O)₂ | — | 3.5 | — |
| Levantite | KCa₃Al₂(SiO₄)(Si₂O₇)(PO₄) | Monoclinic | — | — |
| Leybovite-K | KCuNa(MgFe³⁺)(AsO₄)₃ | Monoclinic | — | — |
| Liangjunite | K₂(Mo₂O₅)(SO₄)₂·3H₂O | — | — | — |
| Liebermannite | KAlSi₃O₈ | Tetragonal | — | 2.46 g/cm³ |
| Liottite | (Na,K)₁₆Ca₈(Al₆Si₆O₂₄)₃(SO₄)₅Cl₄ | Hexagonal | — | — |
| Lipuite | KNa₈Mn³⁺₅Mg₀.₅[Si₁₂O₃₀(OH)₄](PO₄)O₂(OH)₂·4H₂O | Orthorhombic | — | — |
| Lisitsynite | KBSi₂O₆ | Orthorhombic | — | 2.63 g/cm³ |
| Lithosite | K₃Al₂Si₄O₁₂(OH) | Monoclinic | — | — |
| Litidionite | KNaCuSi₄O₁₀ | Triclinic | — | — |
| Lobanovite | K₂Na(Fe²⁺₄Mg₂Na)Ti₂(Si₄O₁₂)₂O₂(OH)₄ | — | — | — |
| Lourenswalsite | (K,Ba)₂(Ti,Mg,Ca,Fe)₄(Si,Al,Fe)₆O₁₄(OH)₁₂ | Hexagonal | — | — |
| Lovdarite | K₂Na₆Be₄Si₁₄O₃₆·9H₂O | Orthorhombic | — | — |
| Luanshiweiite | KLiAl₁.₅(Si₃.₅Al₀.₅)O₁₀(OH)₂ | Monoclinic | — | — |
| Lucabindiite | K(As₂O₃)₂Cl | Hexagonal | — | — |
| Línekite | K₂Ca₃[(UO₂)(CO₃)₃]₂·7H₂O | Orthorhombic | — | — |
| Lópezite | K₂Cr₂O₇ | Triclinic | 2.5 | 2.77 g/cm³ |
| Macraeite | [K(H₂O)]Mn₂(Fe₂Ti)(PO₄)₄[O(OH)](H₂O)₁₀·4H₂O | Monoclinic | — | — |
| Magbasite | KBaFe³⁺Mg₇Si₈O₂₂(OH)₂F₆ | Orthorhombic | — | — |
| Magnesioneptunite | KNa₂Li(Mg,Fe)₂Ti₂Si₈O₂₄ | Monoclinic | — | — |
| Magnesiovoltaite | K₂Mg₅Fe³⁺₃Al(SO₄)₁₂*₁₈H₂O | Cubic | — | — |
| Majzlanite | K₂Na(ZnNa)Ca(SO₄)₄ | Monoclinic | — | — |
| Manaksite | KNaMn²⁺Si₄O₁₀ | — | — | — |
| Manganiceladonite | KMgMn³⁺Si₄O₁₀(OH)₂ | Monoclinic | — | — |
| Manganolangbeinite | K₂Mn²⁺₂(SO₄)₃ | Cubic | — | — |
| Manganoneptunite | Na₂KLiMn²⁺₂Ti₂Si₈O₂₄ | Monoclinic | — | — |
| Marinellite | (Na,K)₄₂Ca₆(Al₆Si₆O₂₄)₆(SO₄)₈Cl₂ * 3H₂O | Trigonal | — | — |
| Maruyamaite | K(MgAl₂)(Al₅Mg)(BO₃)₃(Si₆O₁₈)(OH)₃O | Trigonal | 7.0 | — |
| Masaitisite | KCu₅O₂(SeO₃)₂Cl₃ | Orthorhombic | — | — |
| Masutomilite | (K,Rb)(Li,Mn³⁺,Al)₃(AlSi₃O₁₀)(F,OH)₂ | Monoclinic | — | — |
| Mathesiusite | K₅(UO₂)₄(SO₄)₄(VO₅)(H₂O)₄ | Tetragonal | 2.0 | — |
| Mathiasite | (K, Ba, Sr)(Zr, Fe)(Mg,Fe)₂ (Ti,Cr,Fe)₁₈O₃₈ | Trigonal | — | — |
| Megacyclite | Na₈KSi₉O₁₈(OH)₉ * 19H₂O | Monoclinic | — | — |
| Megakalsilite | KAlSiO₄ | Hexagonal | — | 2.54 g/cm³ |
| Melanarsite | K₃Cu₇Fe³⁺O₄(AsO₄)₄ | Monoclinic | — | — |
| Mellizinkalite | K₃Zn₂Cl₇ | Triclinic | — | — |
| Mendozavilite-KCa | [K₂(H₂O)₁₅Ca(H₂O)₆][Mo₈P₂Fe³⁺₃O₃₄(OH)₃] | Monoclinic | — | — |
| Mercallite | KHSO₄ | Orthorhombic | — | 2.37 g/cm³ |
| Mereiterite | K₂Fe(SO₄)₂ * 4H₂O | — | — | — |
| Merlinoite | K₅Ca₂(Si₂₃Al₉)O₆₄·24H₂O | Orthorhombic | 4.5 | — |