MINERALS IN K

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Kaersutite

Class : Silicates
Subclass : Inosilicates
Crystal system : Monoclinic
Chemistry : NaCa2Mg4Ti(Si6Al2)O22(OH)2
Rarity : Rare

Size : µm / mm / cm / dm / m

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Kahlerite

Class : Phosphates, arsenates, vanadates
Subclass : Uranyl arsenates
Crystal system : Triclinic
Chemistry : Fe(UO2)2(AsO4)2 12H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Kainite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Monoclinic
Chemistry : KMg(SO4)Cl 3H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

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Kalinite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Monoclinic
Chemistry : KAl(SO4)2 11H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Kamacite

Class : Elements
Subclass : Metals
Crystal system : Cubic
Chemistry : Ni,Fe
Rarity : Uncommon

Size : µm / mm / cm / dm / m

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Kämmererite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Monoclinic
Chemistry : Mg5(Al,Cr)2Si3O10(OH)8
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Kaolinite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Triclinic
Chemistry : Al2Si2O5(OH)4
Rarity : Ubiquitous

Size : µm / mm / cm / dm / m

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Karelianite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Trigonal
Chemistry : V2O3
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Kasolite

Class : Silicates
Subclass : Nesosilicates
Crystal system : Monoclinic
Chemistry : Pb(UO2)SiO4 H2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

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Kentrolite

Class : Silicates
Subclass : Sorosilicates
Crystal system : Orthorhombic
Chemistry : Pb2Mn2O2Si2O7
Rarity : Rare

Size : µm / mm / cm / dm / m

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Kermesite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Triclinic
Chemistry : Sb2S2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

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Kernite

Class : Carbonates, nitrates, borates
Subclass : Borates
Crystal system : Monoclinic
Chemistry : Na2B4O6(OH)2 3H2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

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Kidwellite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated phosphates
Crystal system : Monoclinic
Chemistry : NaFe9(PO4)6(OH)10 5H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

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Kieserite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Monoclinic
Chemistry : MgSO4 H2O
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Kinoite

Class : Silicates
Subclass : Sorosilicates
Crystal system : Monoclinic
Chemistry : Ca2Cu2Si3O8(OH)4
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Klebelsbergite

Class : Sulfates, chromates, molybdates
Subclass : Anhydrous sulfates
Crystal system : Orthorhombic
Chemistry : Sb4O4(OH)2(SO4)
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Kolbeckite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated phosphates
Crystal system : Monoclinic
Chemistry : ScPO4 2H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Kornerupine

Class : Silicates
Subclass : Nesosilicates
Crystal system : Orthorhombic
Chemistry : (Mg,Fe)4Al6(Si,Al,B)5O21(OH,F)
Rarity : Quite common

Size : µm / mm / cm / dm / m

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Köttigite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated arsenates
Crystal system : Monoclinic
Chemistry : Zn3(AsO4)2 8H2O
Rarity : Rare to very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Krennerite

Class : Sulfides and sulfosalts
Subclass : Tellurides
Crystal system : Orthorhombic
Chemistry : Au3AgTe8
Rarity : Rare to very rare

Size : µm / mm / cm / dm / m

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Kröhnkite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Monoclinic
Chemistry : Na2Cu(SO4)2 2H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Kryzhanovskite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated phosphates
Crystal system : Orthorhombic
Chemistry : Fe2Mn(PO4)2(OH)2 H2O
Rarity : Rare to uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Ktenasite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Monoclinic
Chemistry : (Cu,Zn)5(SO4)2(OH)6 H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Kupletskite

Class : Silicates
Subclass : Inosilicates
Crystal system : Triclinic
Chemistry : (K,Na)3(Mn,Fe)7(Ti,Nb)2Si8O24(O,OH)7
Rarity : Rare to very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Kutnahorite

Class : Carbonates, nitrates, borates
Subclass : Anhydrous carbonates
Crystal system : Trigonal
Chemistry : CaMn(CO3)2
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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