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Chenite: Pb4Cu(SO4)2(OH)6
Comments: Sky blue crystalline coating of chenite on matrix. Location: Silberhutte, Altenau, Harz Mountains, Germany. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Cheralite-(Ce): (Ce,Ca,Th)(P,Si)O4
Comments: Brown to tan, massive cheralite-(Ce) showing cleavage traces. Location: Uranium King Mine, Trent Creek, Encampment Copper District, Sierra Madre Mts., Carbon Co., Wyoming, USA. Scale: Picture size 1.4 cm. © Paul M. Schumacher
Cherepanovite: RhAs Cooperite: (Pt,Pd,Ni)S Platinum: Pt
Comments: Creamy-grayish fractured grains of cherepanovite with gray granular cooperite and white massive grains of iridian ruthenian platinum. Polished section in reflected light. Location: Placer Deposit, Northern Pekul'nei River, Pekul'nei Range, Chukotka (Tchukotka) Okrug, Chukot Peninsula, Far-Eastern Region, Russia. Scale: Picture size 0.12 mm. © Thomas Witzke / Abraxas-Verlag
Chernikovite: (H3O)2(UO2)2(PO4)2·6(H2O)
Comments: Greenish-yellow crystals of chernikovite intimately intergrown with meta-autunite. Location: Rockelmann Quarry, Schwarzenberg, Schwarzenberg District, Erzgebirge, Saxony, Germany. Scale: Picture Size 3.5 mm. © Thomas Witzke / Abraxas-Verlag
Chernovite-(Y): YAsO4
Comments: Dark brown irregular masses and veinlets of chernovite-(Y) in pale creamy tan-colored matrix. Location: Montaldo Mine, Piedmont, Italy. Scale: 2 1/4" x 2". © Chris Wright / Wrights Rock Shop
Chernykhite: (Ba,Na)V+++,Al)2(Si,Al)4O10(OH)2
Comments: Dark green flake of chernykhite. Location: Balasauskandyk, Juzno-Kazahstan, Kazakhstan. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Chervetite: Pb2V2O7 Francevillite: (Ba,Pb)(UO2)2V2O8·5(H2O)
Comments: Bottle brown tabular crystals of chervetite on yellow francevilleite. Location: Mounana, Haut-Ogoue, Gabon. Scale: Size Not Given. © Lou Perloff / Photo Atlas of Minerals
Chesterite: (Mg,Fe++)17Si20O54(OH)6 Magnetite: Fe++Fe+++2O4
Comments: Green platy chesterite in black, metallic magnetite. Location: Near Missoula, Missoula County, Montana, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Chestermanite: Mg2(Fe+++,Mg,Al,Sb+++++)BO3O2 Ludwigite: Mg2Fe+++BO5
Comments: Black capillary crystals of ludwigite with green inclusions of chestermanite in impure marble. Location: Near Potter Pass, Fresno County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Chevkinite-(Ce): (Ce,La,Ca,Th)4(Fe++,Mg)2(Ti,Fe+++)3Si4O22
Comments: Dark brown crystal of chevkinite-(Ce). Location: Miass, Central Ural Mountains, Russia. Scale: 3 cm. © Dave Barthelmy
Chiavennite: CaMnBe2Si5O13(OH)2·2(H2O)
Comments: Prismatic micro crystals of chiavennite less than 1mm. Location: Ute, Sweden. Scale: Picture size 1 cm. © Tom Loomis / Dakota Matrix
Childrenite: Fe++Al(PO4)(OH)2·(H2O)
Comments: Single, terminated crystal of childrenite. Location: Linopolis, Minas Gerais, Brazil. Scale: 2.6 cm. © John Veevaert
Comments: Light-brown, acicular, divergent sprays of childrenite. Location: Rapid Creek, Yukon, Canada. Scale: Picture size 1 cm. © Tom Loomis / Dakota Matrix
Comments: Columnar, brown, prismatic, crystalline aggregate of childrenite with dark blue lazulite. Location: Rapid Creek, Yukon Territory, Canada. Scale: See Image. © Jeff Weissman / Photographic Guide to Mineral Species
Chiolite: Na5Al3F14
Comments: White translucent crystalline massive chiolite. Location: Ivigtut, Arksukjiord, Greenland. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Chistyakovaite: Al(UO2)2(AsO4)2(F,OH)·6.5H2O
Comments: Platy fragment of a pale yellow crystal of chistyakovaite sealed in plastic bag, co-type material. Location: Bota-Burum U deposit, Kazakhstan. Scale: See Image. © Rruff Database
Chivruaiite: Ca4(Ti,Nb)5[(Si6O17)2[(OH,O)5]·13-14H2O
Comments: SEM image of radiating aggregate of chivruaiite from a microcline vein in eudialyte-bearing lujavrite. (AmMin, v91, p923). Location: Chivruai River valley, the Lovozero massif, Khibiny massif, Kola peninsula, Russia. Scale: See Image. © American Mineralogist
Chkalovite: Na2BeSi2O6
Comments: Massive, white chkalovite associated with dark aegerine. Location: Ilimaussaq, Tasseq, Greenland. Scale: 4.5 x 3 cm. © John Veevaert
Chladniite: Na2Ca(Mg,Fe++)7(PO4)6
Comments: B&W reflected light image of chladniite (Ch). Silicates are olivine (Ol), pyroxene (Px), and plagioclase (Pl). Chlorapatite (Ca). Schreibersite (Sc) and Fe,Ni metal (M) encloses the entire assemblage. Location: Carlton (IIICD) iron meteorite. (AmMin, v79:375). Scale: Scale Bar 200 µm. © American Mineralogist
Chlorargyrite: AgCl
Comments: Butterscotch colored cubic crystals of chlorargyrite on malachite. Location: Bisbee, Cochise County, Arizona, USA. Scale: Size Not Given. © Lou Perloff / Photo Atlas of Minerals