CYCLOSILICATES

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Aquamarine

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : Be3Al2Si6O18
Rarity : Common

Size : µm / mm / cm / dm / m

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Apachite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Monoclinic
Chemistry : Cu9Si10O29 11H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Bazzite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : Be(Sc,Fe)2Si6O18
Rarity : Rare

Size : µm / mm / cm / dm / m

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Benitoite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : BaTiSi3O9
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Beryl

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : Be3Al2Si6O18
Rarity : Common

Size : µm / mm / cm / dm / m

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Buergerite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : NaFe3Al6(BO3)3Si6O18(O,F,OH)4
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Catapleiite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Monoclinic
Chemistry : Na2ZrSi3O9 2H2O
Rarity : Uncommon

Size : µm / mm / cm / dm / m

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Cordierite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Orthorhombic
Chemistry : Mg2Al4Si5O18
Rarity : Common

Size : µm / mm / cm / dm / m

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Dioptase

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : CuSiO3 H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

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Dravite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : NaMg3Al6(BO3)3Si6O18(OH)4
Rarity : Common

Size : µm / mm / cm / dm / m

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Eakerite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Monoclinic
Chemistry : Ca2SnAl2Si6O18(OH)2 2H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Eifelite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : KNa3Mg4Si12O30
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Elbaite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : Na(Al,Li)3Al6(BO3)3Si6O18(OH)4
Rarity : Uncommon

Size : µm / mm / cm / dm / m

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Emerald

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : Be3(Al,Cr3+,V3+)2Si6O18
Rarity : Rare

Size : µm / mm / cm / dm / m

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Eudialyte

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : Na4(Ca,Ce,Fe)3ZrSi6O17 (OH,Cl)2
Rarity : Rare

Size : µm / mm / cm / dm / m

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Heliodor

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : Be3Al2Si6O18
Rarity : Common

Size : µm / mm / cm / dm / m

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Indialite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : Mg2Al4Si5O18
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Joaquinite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Monoclinic
Chemistry : NaBa2Ce2FeTi2(Si4O12)2O2(OH,F) · H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

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Liddicoatite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : Ca(Li,Al)3Al6(BO3)3Si6O18(O,OH,F)4
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Milarite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : (K,Na)Ca2AlBe2Si12O30 H2O
Rarity : Rare to uncommon

Size : µm / mm / cm / dm / m

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Morganite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : BeAl2Si6O18
Rarity : Common

Size : µm / mm / cm / dm / m

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Osumilite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : K(Fe,Mg)2(Al,Fe)3(Si,Al)12O30
Rarity : Rare

Size : µm / mm / cm / dm / m

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Papagoite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Monoclinic
Chemistry : CaCuAlSi2O6(OH)3
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Pezzottaite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : Cs(Be2Li)Al2(Si6O18)
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Roedderite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Hexagonal
Chemistry : (Na,K)2(Mg,Fe)5Si12O30
Rarity : Very rare

Size : µm / mm / cm / dm / m

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Rubellite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : Na(Al,Li)3Al6(BO3)3Si6O18(OH)4
Rarity : Uncommon

Size : µm / mm / cm / dm / m

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Schorl

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : NaFe3Al6(BO3)3Si6O18(O,F,OH)4
Rarity : Very common

Size : µm / mm / cm / dm / m

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Tourmaline

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : WX3Y6(BO3)Si6O18(O,OH,F)4
Rarity : Very common

Size : µm / mm / cm / dm / m

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Uvite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : Ca(Mg,Fe)3Al5Mg(BO3)3Si6O18(OH,F)4
Rarity : Uncommon

Size : µm / mm / cm / dm / m

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Verdelite

Class : Silicates
Subclass : Cyclosilicates
Crystal system : Trigonal
Chemistry : Na(Al,Li)3Al6(BO3)3Si6O18(OH)4
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information