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Carnallite: KMgCl3·6(H2O) Rokuhnite: Fe++Cl2·(H2O)
Comments: Reddish brown rokuhnite, with carnallite (deliquescent). Location: Salzdetfurth Mine, Hildesheim, near Hanover, Niedersachsen, Germany. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Carnallite: KMgCl3·6(H2O)
Comments: Clear crystalline massive carnallite. Location: Stassfurt, Sachsen-Anhalt, Germany. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Carnallite: KMgCl3·6(H2O) Rinneite: K3NaFe++Cl6
Comments: Orange to light brown rinneite with colorless carnallite. Location: Merkers, Bad Salzungen, Rhön, Thuringia, Germany. Scale: Picture size 4 mm. © Thomas Witzke / Abraxas-Verlag
Carnotite: K2(UO2)2V2O8·3(H2O)
Comments: Bright yellow, fluorescent crystals of carnotite on sandstone. Location: Anderson Mine, Yavapai County, USA. Scale: Size Not Given. © Lou Perloff / Photo Atlas of Minerals
Carpholite: MnAl2Si2O6(OH)4
Comments: Golden yellow compact radiating massive carpholite. Location: Schlaggenwald, Bohemia, Zapadocesky, Czech Republic. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Carraraite: Ca3Ge(OH)6(SO4)(CO3 )·12H2 O
Comments: Scanning electron microscope image of tabular, hexagonal carraraite crystals. (AmMin 86:1294). Location: Marble quarries of the Carrara basin (Apuan Alps, Italy). Scale: See Image. © American Mineralogist
Carrboydite: (Ni,Cu)14Al9(SO4,CO3)6(OH)43·7(H2O)
Comments: bluish green crusts of carrboydite. Location: Carr-Boyd Nickel Mine, Western Australia, Australia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Carrollite: Cu(Co,Ni)2S4
Comments: Carrollite crystal with minor attached matrix. Location: Komoto-Frond in the Democratic Republic of the Congo. Scale: 1.2 cm. © John Veevaert
Comments: Polished Section (PPL) image of corroded remnants of early, Ni-carrollite (grey-carr) in the core of a large pyrite (py) atoll structure wtth brown bornite and golden chalcopyrite. Location: Giant Kidd Creek Volcanogenic Massive Sulfide deposit, Western Abitibi Subprovince, Timmins, Ontario, Canada. Scale: F.V.= 2 mm. © National Resouces of Canada
Caryinite: (Na,Pb)(Ca,Na)(Ca,Mn++)(Mn++,Mg)2(AsO4)3 Rhodonite: (Mn++,Fe++,Mg,Ca)SiO3
Comments: Yellow crystalline caryinite with pink rhodonite. Location: Langban, Varmland, Sweden. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Caryochroite: (Na,Sr)3(Fe+++,Mg)10[Ti2Si12O37](O,OH)9·8H2O
Comments: Hazel brown aggregate of caryochroite tubes. (CanMin, v44:1331). Location: Umbozero mine, Alluaiv, Lovozero, Kola Peninsula, Russia. Scale: Specimen size 5 x 6 cm. © Canadian Mineralogist