MINERALS IN C

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Cabrerite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated arsenates
Crystal system : Monoclinic
Chemistry : Ni3(AsO4)2 8H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cacoxenite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated phosphates
Crystal system : Hexagonal
Chemistry : Fe24AlO6(PO4)17(OH)12 75H2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cafarsite

Class : Oxides and hydroxides
Subclass : Arsenites
Crystal system : Cubic
Chemistry : Ca8(Ti,Fe,Mn)6-7(AsO3)12 4H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Calaverite

Class : Sulfides and sulfosalts
Subclass : Tellurides
Crystal system : Monoclinic
Chemistry : AuTe2
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcedony

Class : Silicates
Subclass : Tectosilicates
Crystal system : Trigonal
Chemistry : SiO2
Rarity : Very common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Calcite

Class : Carbonates, nitrates, borates, iodates
Subclass : Anhydrous carbonates
Crystal system : Trigonal
Chemistry : CaCO3
Rarity : Very common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Calcurmolite

Class : Sulfates, chromates, molybdates
Subclass : Uranyl molybdates
Crystal system : Monoclinic
Chemistry : Ca(UO2)3(MoO4)3(OH)2 11H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Caledonite

Class : Sulfates, chromates, molybdates
Subclass : Anhydrous sulfates
Crystal system : Orthorhombic
Chemistry : Pb5Cu2(CO3)(SO4)3(OH)6
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Calomel

Class : Halides
Subclass : Chlorides
Crystal system : Tetragonal
Chemistry : HgCl
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Campylite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous phosphates
Crystal system : Hexagonal
Chemistry : Pb5(PO4)3Cl
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Canavesite

Class : Carbonates, nitrates, borates
Subclass : Borates
Crystal system : Monoclinic
Chemistry : Mg2(CO3)(HBO3) 5H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cancrinite

Class : Silicates
Subclass : Tectosilicates
Crystal system : Hexagonal
Chemistry : Na6Ca2Al6Si6O24(CO3)2
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Carletonite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Tetragonal
Chemistry : KNa4Ca4Si8O18(CO3)4(OH,F) H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Carminite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous arsenates
Crystal system : Orthorhombic
Chemistry : PbFe2(AsO4)2(OH)2
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Carnallite

Class : Halides
Subclass : Chlorides
Crystal system : Orthorhombic
Chemistry : KMgCl3 6H2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Carnotite

Class : Phosphates, arsenates, vanadates
Subclass : Uranyl vanadates
Crystal system : Monoclinic
Chemistry : K2(UO2)2(VO4)2 3H2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Carpholite

Class : Silicates
Subclass : Inosilicates
Crystal system : Orthorhombic
Chemistry : MnAl2Si2O6(OH)4
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Carrollite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Cubic
Chemistry : Co2CuS4
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cassiterite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Tetragonal
Chemistry : SnO2
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Catapleiite

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

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cattierite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Cubic
Chemistry : CoS2
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cavansite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Orthorhombic
Chemistry : Ca(VO)Si4O10 4H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Celadonite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Monoclinic
Chemistry : K(Mg,Fe)2Si4O10(OH)2
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Celestite

Class : Sulfates, chromates, molybdates
Subclass : Anhydrous sulfates
Crystal system : Orthorhombic
Chemistry : SrSO4
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Celsian

Class : Silicates
Subclass : Tectosilicates
Crystal system : Monoclinic
Chemistry : BaAl2Si2O8
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cerite

Class : Silicates
Subclass : Nesosilicates
Crystal system : Trigonal
Chemistry : Ce9(Mg,Fe)(SiO4)6(SiO3OH)(OH)3
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Ceruleite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated arsenates
Crystal system : Triclinic
Chemistry : Cu2Al7(AsO4)4(OH)13 12H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cerussite

Class : Carbonates, nitrates, borates
Subclass : Anhydrous carbonates
Crystal system : Orthorhombic
Chemistry : PbCO3
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cervantite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Orthorhombic
Chemistry : Sb2O4
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chabazite

Class : Silicates
Subclass : Tectosilicates
Crystal system : Triclinic
Chemistry : CaAl2Si4O12
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcanthite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Triclinic
Chemistry : CuSO2 5H2O
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcoalumite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Monoclinic
Chemistry : CuAl4SO4(OH)12 3H2O
Rarity : Rare to uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcocite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Monoclinic
Chemistry : Cu2S
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcomenite

Class : Oxides and hydroxides
Subclass : Selenites
Crystal system : Orthorhombic
Chemistry : CuSeO3 2H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcophanite

Class : Oxides and hydroxides
Subclass : Hydroxides and hydrates
Crystal system : Trigonal
Chemistry : ZnMn3O7 3H2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcophyllite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated arsenates
Crystal system : Trigonal
Chemistry : Cu18Al2(AsO4)4(SO4)3(OH)24 36H2O
Rarity : Uncommon to rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcopyrite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Tetragonal
Chemistry : CuFeS2
Rarity : Very common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcosiderite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated phosphates
Crystal system : Triclinic
Chemistry : CuFe6(PO4)4(OH)8 4H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chalcostibite

Class : Sulfides and sulfosalts
Subclass : Sulfosalts
Crystal system : Orthorhombic
Chemistry : CuSbS2
Rarity : Uncommon to rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chamosite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Monoclinic
Chemistry : (Fe,Mg)5Al(Si3Al)O10 (OH,O)8
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Charoite

Class : Silicates
Subclass : Inosilicates
Crystal system : Monoclinic
Chemistry : K5Ca8(Si6O15)2(Si2O7)Si4O9(OH) 3(H2O)
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chenevixite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated arsenates
Crystal system : Monoclinic
Chemistry : Cu2Fe2(AsO4)2(OH)4 H2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chernovite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous arsenates
Crystal system : Tetragonal
Chemistry : YAsO4
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chervetite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous vanadates
Crystal system : Monoclinic
Chemistry : Pb2V2O7
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Childrenite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous phosphates
Crystal system : Orthorhombic
Chemistry : FeAl(PO4)(OH)2 H2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chillagite

Class : Sulfates, chromates, molybdates
Subclass : Molybdates
Crystal system : Tetragonal
Chemistry : PbMoO4
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chlorargyrite

Class : Halides
Subclass : Chlorides
Crystal system : Cubic
Chemistry : AgCl
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chlorite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Monoclinic
Chemistry : A5-6Si4O10(OH)8
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chloritoid

Class : Silicates
Subclass : Nesosilicates
Crystal system : Monoclinic
Chemistry : Fe2Al4Si2O10(OH)4
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chondrodite

Class : Silicates
Subclass : Nesosilicates
Crystal system : Monoclinic
Chemistry : Mg5(SiO4)2 (F,OH)2
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chromite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Cubic
Chemistry : FeCr2O4
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chrysoberyl

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Orthorhombic
Chemistry : BeAl2O4
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Chrysocolla

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Orthorhombic
Chemistry : CuSiO3 2H2O
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cinnabar

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Trigonal
Chemistry : HgS
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Citrine

Class : Silicates
Subclass : Tectosilicates
Crystal system : Trigonal
Chemistry : SiO2
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Claringbullite

Class : Halides
Subclass : Oxychlorides
Crystal system : Hexagonal
Chemistry : Cu4Cl(OH)7
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Clausthalite

Class : Sulfides and sulfosalts
Subclass : Selenides
Crystal system : Cubic
Chemistry : PbSe
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Clinochlore

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Monoclinic
Chemistry : Mg5Al(Si3Al)O10(OH)8
Rarity : Very common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Clinoclase

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous arsenates
Crystal system : Monoclinic
Chemistry : Cu3(AsO4)(OH)3
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Clinoenstatite

Class : Silicates
Subclass : Inosilicates
Crystal system : Monoclinic
Chemistry : MgSiO3
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Clinoferrosilite

Class : Silicates
Subclass : Inosilicates
Crystal system : Monoclinic
Chemistry : FeSiO3
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Clinohumite

Class : Silicates
Subclass : Nesosilicates
Crystal system : Monoclinic
Chemistry : Mg9(SiO4)4(F,OH)2
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Clinoptilolite

Class : Silicates
Subclass : Tectosilicates
Crystal system : Monoclinic
Chemistry : (Ca,K,Na)3Al3Si15O36 11.5H2O
Rarity : Rare to uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Clinozoisite

Class : Silicates
Subclass : Sorosilicates
Crystal system : Monoclinic
Chemistry : Ca2Al3(SiO4)3(OH)
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Clintonite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Monoclinic
Chemistry : CaMg2Al4SiO10(OH)2
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cobaltite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Orthorhombic
Chemistry : CoAsS
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Coesite

Class : Silicates
Subclass : Tectosilicates
Crystal system : Monoclinic
Chemistry : SiO2
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Coffinite

Class : Silicates
Subclass : Nesosilicates
Crystal system : Tetragonal
Chemistry : U(SiO4)(OH)4
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Colemanite

Class : Carbonates, nitrates, borates
Subclass : Borates
Crystal system : Monoclinic
Chemistry : Ca2B6O11 H2O
Rarity : Fairly rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Columbite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Orthorhombic
Chemistry : (Fe2+,Mn2+,Mg2+)(Nb,Ta)2O6
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Compreignacite

Class : Oxides and hydroxides
Subclass : Uranyl hydroxides
Crystal system : Orthorhombic
Chemistry : K2(UO2)6O4(OH)6 8H2O
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Conichalcite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous arsenates
Crystal system : Orthorhombic
Chemistry : CaCu(AsO4)(OH)
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Connellite

Class : Halides
Subclass : Oxychlorides
Crystal system : Hexagonal
Chemistry : Cu19Cl4(SO4)(OH)32 3H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cookeite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Triclinic
Chemistry : LiAl4(Si3Al)O10(OH)8
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Copiapite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Triclinic
Chemistry : Fe5(SO4)6(OH)2 20H2O
Rarity : Quite common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Coquimbite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Trigonal
Chemistry : Fe2(SO4)3 9H2O
Rarity : Rare to uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cordierite

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

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Corundum

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Trigonal
Chemistry : Al2O3
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Corkite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous phosphates
Crystal system : Trigonal
Chemistry : PbFe3(PO4)(SO4)(OH)6
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cornetite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous phosphates
Crystal system : Orthorhombic
Chemistry : Cu3PO4(OH)3
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cornubite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous arsenates
Crystal system : Triclinic
Chemistry : Cu5(AsO4)2(OH)4
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cornwallite

Class : Phosphates, arsenates, vanadates
Subclass : Anhydrous arsenates
Crystal system : Monoclinic
Chemistry : Cu5(AsO4)2(OH)4
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Coronadite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Monoclinic
Chemistry : PbMn8O16
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cosalite

Class : Sulfides and sulfosalts
Subclass : Sulfosalts
Crystal system : Orthorhombic
Chemistry : Pb2Bi2S5
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cotunnite

Class : Halides
Subclass : Chlorides
Crystal system : Orthorhombic
Chemistry : PbCl2
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Covellite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Hexagonal
Chemistry : CuS
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Crandallite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated phosphates
Crystal system : Trigonal
Chemistry : CaAl3(PO4)2(OH)5 H2O
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Creedite

Class : Sulfates, chromates, molybdates
Subclass : Hydrated sulfates
Crystal system : Monoclinic
Chemistry : CaAl2(SO4)(F,OH)10 2H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Crichtonite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Trigonal
Chemistry : (Sr,La,Ce,Y)(Ti,Fe,Mn)21O38
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cristobalite

Class : Silicates
Subclass : Tectosilicates
Crystal system : Tetragonal
Chemistry : SiO2
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Crocidolite

Class : Silicates
Subclass : Inosilicates
Crystal system : Monoclinic
Chemistry : Na2Fe5Si8O22(OH)2
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Crocoite

Class : Sulphates, chromates, molybdates
Subclass : Chromates
Crystal system : Monoclinic
Chemistry : PbCrO4
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cronstedtite

Class : Silicates
Subclass : Phyllosilicates
Crystal system : Trigonal
Chemistry : Fe3(SiFe)O5(OH)4
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Crossite

Class : Silicates
Subclass : Inosilicates
Crystal system : Monoclinic
Chemistry : Na2(Mg,Fe)3(Al,Fe)2Si8O22(OH)2
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cryolite

Class : Halides
Subclass : Fluorides
Crystal system : Monoclinic
Chemistry : Na3AlF6
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cryptomelane

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Monoclinic
Chemistry : KMn8O16
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cubanite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Orthorhombic
Chemistry : CuFe2S3
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Copper

Class : Elements
Subclass : Metals
Crystal system : Cubic
Chemistry : Cu
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cumengeite

Class : Halides
Subclass : Oxychlorides
Crystal system : Tetragonal
Chemistry : Pb21Cu20Cl42(OH)40
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cummingtonite

Class : Silicates
Subclass : Inosilicates
Crystal system : Monoclinic
Chemistry : (Mg,Fe)7Si8O22(OH)2
Rarity : Common

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cuprite

Class : Oxides and hydroxides
Subclass : Oxides
Crystal system : Cubic
Chemistry : Cu2O
Rarity : Uncommon

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cuproskodowskite

Class : Silicates
Subclass : Nesosilicates
Crystal system : Triclinic
Chemistry : (H3O)Cu(UO2)2(SiO4)2 2H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Curienite

Class : Phosphates, arsenates, vanadates
Subclass : Uranyl vanadates
Crystal system : Orthorhombic
Chemistry : Pb(UO2)2(VO4)2 5H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Curite

Class : Oxides and hydroxides
Subclass : Uranyl hydroxides
Crystal system : Orthorhombic
Chemistry : Pb3(UO2)8O8(OH)6 3H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cyanotrichite

Class : Sulphates, chromates, molybdates
Subclass : Hydrated sulphates
Crystal system : Orthorhombic
Chemistry : Cu4Al2(SO4)(OH)12 2H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cylindrite

Class : Sulfides and sulfosalts
Subclass : Sulfides
Crystal system : Triclinic
Chemistry : Pb3Sn4FeSb2S14
Rarity : Very rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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Cyrilovite

Class : Phosphates, arsenates, vanadates
Subclass : Hydrated phosphates
Crystal system : Tetragonal
Chemistry : NaFe3(PO4)2(OH)4 2H2O
Rarity : Rare

Size : µm / mm / cm / dm / m

   Click on the photo for more information

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