Cabalzarite

Comments: Brownish crystals of cabalzarite on matrix.
Location: Falotta, Tinizong (Tinzen), Sursass (Oberhalbstein), Grischun (Grisons; Graub?nden), Switzerland. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Cabriite   Sperrylite

Comments: Small crystal of dull gray cabriite on a larger tin-white sperrylite crystal.
Location: Dzhezhazgan, Kazakhstan. Scale: Crystal size 1.5 mm.
© John Veevaert

Cacoxenite

Comments: Radial, spherical individual crystal sprays of brownish yellow cacoxenite.
Location: El Horcajo (Ciudad Real), Spain. Scale: 0.5 mm diameter.
© Tom Loomis / Dakota Matrix

Cacoxenite   Strengite

Comments: Lilac colored, spear-head shape crystals of strengite to 5mm in large, open vug associated with golden fibrous cacoxenite.
Location: Coon Creek, Polk Co., Arkansas, USA. Scale: Picture size 2 cm.
© Tom Loomis / Dakota Matrix

Cadmoselite

Comments: Black cadmoselite grains in quartz.
Location: Republic of Tuva, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cadwaladerite

Comments: Yellow crystalline grain of cadwaladerite, somewhat deliquescent.
Location: Cerro Pintados, south east of Iquique, Tarapaca, Chile. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cafarsite

Comments: Octahedron of cafarsite with a green coloration (?) on a gneiss matrix.
Location: Vasl D' Aosta, Italy. Scale: 4.6x4.5x3.2 cm.
© Isaias Casanova / IC Minerals

Cafarsite

Comments: Small, cubic crystal of cafarsite on matrix.
Location: Wannigletscher, Binntal, Switzerland. Scale: Crystal size 0.5 cm.
© Rob Lavinsky

Cafetite

Comments: Ocher-colored aggregates of cafetite in pegmatite, intimately mixed with iron hydroxides.
Location: Mount Rasvumchorr, Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cahnite

Comments: White, translucent cahnite crystal on hodgkinsonite.
Location: Franklin, Sussex County, New Jersey, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Calaverite

Comments: Quartz matrix with abundant calaverite crystals.
Location: Cripple Creek, Teller County, Colorado, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Calciborite

Comments: Translucent colorless crystalline calciborite.
Location: Novofrolovskoye, Sverdlovsk District, Northern Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Calcio-ancylite-(Ce)

Comments: Gray calcio-ancylite pseudomorphs after remondite crystals up to 4 cm long.
Location: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mt Saint-Hilaire, Rouville Co., Qu?bec, Canada. Scale: 5x4x4 cm.
© John Betts - Fine Minerals

Calcio-andyrobertsite-1M   Tennantite

Comments: Vein of blue calcioandyrobertsite in massive dark gray tennantite. The vein of calcioandyrobertsite extends for 0.8cm.
Location: Tsumeb Mine, Tsumeb, Namibia. Scale: Specimen size 1.1 x 0.5 cm.
© John Veevaert

Calcioburbankite   Aegirine

Comments: Tan crystal spray of calcioburbankite on dark green aegirine.
Location: Mont Saint Hilaire, Quebec, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Calciocopiapite

Comments: Greenish yellow crystalline crust of calciocopiapite.
Location: Borate, San Bernardino County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Calcioferrite

Comments: Whitish green botryoidal crust of calcioferrite on matrix.
Location: Brugues, Barcelona, Catalunya, Spain. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Calcite   Quartz

Comments: Purple-colored druse of amethystine quartz and white calcite.
Location: Rio Grande do Sul, Brazil. Scale: Sample size 20 cm.
© Dave Barthelmy

Calcite   Beryl

Comments: Transparent emerald, the green variety of beryl on calcite (marble) matrix.
Location: Coscuez, Boyac?, Colombia. Scale: 2.5 x 2.5 cm.
© Fabre Minerals

Calcite

Comments: White, divergent calcite scalenohedral crystals.
Location: Santa Eulalia, Chihuahua, S.A., Mexico. Scale: 8 cm.
© Dave Barthelmy

Calcite

Comments: Cream-colored crystalline aggregate of calcite crystals.
Location: Rio Grande do Sul, Brazil. Scale: 20 cm.
© Dave Barthelmy

Calcurmolite

Comments: Calcurmolite in yellow globular aggregates of radiating fibers.
Location: Rabejac, Lodeve, Herault, France. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Calderite

Comments: Dark red brown translucent crystalline calderite.
Location: Hazaribag, Bihar, India. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Calderonite

Comments: Secondary electron image showing a cluster of prismatic calderonite crystals. (AmMin, 88:1704).
Location: Santa Marta, Badajoz province, Spain. Scale: See Image.
© American Mineralogist

Caledonite

Comments: Transparent, blue caledonite crystals.
Location: Mammoth mine, Tiger, Pinal County, Arizona, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Callaghanite

Comments: Blue crystals of callaghanite on matrix.
Location: Gabbs, Nevada, USA. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Calomel

Comments: A grayish aggregate of calomel on a rufous matrix.
Location: Landsberg (Moschellandsberg), Obermoschel, Palatinate, Rhineland-Palatinate, Germany. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Calumetite

Comments: Light blue botryoidal coatings of calumetite on tarnished copper with green paratacamite.
Location: Centennial Mine, Houghton County, Michigan, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Calzirtite   Augite   Richterite

Comments: Gray irregular grain of calzirtite (see arrow) in fibrous augite with dark red richterite.
Location: Jacupiranga Mine, Cajati, Sao Paulo, Brazil. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Camerolaite

Comments: Blue spherical aggregates of camerolaite on matrix.
Location: Lubietov? (Libethen), Bansk? Bystrica (Neusohl), Banskobystricky Kraj, Slovak Republic. Scale: Picture size 1.5 mm.
© Thomas Witzke / Abraxas-Verlag

Caminite

Comments: White crystalline massive caminite.
Location: Nepian Deposit, East Siberian Salt Basin, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Campigliaite

Comments: Sparse pale blue coatings of campigliaite on matrix.
Location: Richfield, Sevier County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Canasite

Comments: Yellow translucent canasite grain with nepheline.
Location: Kirovskii Mine, Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Canavesite

Comments: White acicular crystals of canavesite on matrix.
Location: Brosso Mine, Ivrea, Piedmont, Italy. Scale: Picture size 9 mm.
© Thomas Witzke / Abraxas-Verlag

Cancrinite

Comments: Milky white, translucent fan-shaped sprays of cancrinite crystals.
Location: Point of Rocks Mesa, Colfax County, New Mexico, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Cancrisilite

Comments: Light pink crystalline cancrisilite.
Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Canfieldite

Comments: Dull, black pseudo-octahedral crystals of canfieldite.
Location: Gallofa vein, Colquechaca, Chayanta, Potosi, Bolivia. Scale: Crystal size 2 cm.
© Dave Barthelmy

Cannizzarite

Comments: Very delicate 2 mm. crystals of dark gray cannizzarite on matrix.
Location: Kudryaviy Volcano, Iturup Island, Kurilian Island Chain, Russia. Scale: 3.8x3x2.4 cm.
© Richard Dale / Dale Minerals

Cannonite   Bismuthinite

Comments: Opaque white crystal tufts of cannonite on quartz crystals with dark, metallic bismuthinite.
Location: Marysvale, Piute County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Caoxite

Comments: Colorless to white crystals of caoxite on matrix.
Location: Cerchiara Mine, Faggiona, Vara valley, La Spezia province, Liguria, Italy. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

Capgaronnite

Comments: Very small black prismatic crystals of capgaronnite in matrix.
Location: Cap Garonne, Var, France. Scale: Picture size 0.7 mm.
© Thomas Witzke / Abraxas-Verlag

Caracolite

Comments: Nearly transparent colorless thin crystalline crust of caracolite.
Location: Iquique, Tarapaca, Chile. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Caracolite

Comments: Flat lying hexagonal prismatic crystals of caracolite on matrix.
Location: Challacollo Mine near Oficina Victoria, Chile. Scale: Crystal size 0.5 cm.
© John Veevaert

Carboborite

Comments: Pure crystalline cleavage fragment of carboborite.
Location: Inlamartit, Turkey. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Carbocernaite

Comments: Light brownish massive carbocernaite.
Location: Olenii (Oleny) Ruchei Stream apatite deposit, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Carbonate-cyanotrichite

Comments: Bright blue micro crystals of carbonate-cyanotrichite on matrix.
Location: Widowmaker mine, Fry Canyon, San Juan Co., Utah, USA. Scale: Crystal size 0.1 mm.
© Tom Loomis / Dakota Matrix

Carbonate-fluorapatite   Apatite

Comments: Pink, colliform carbonate-fluorapatite on matrix.
Location: Tip Top mine, Custer, Custer County, South Dakota, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Carbonate-hydroxylapatite   Robertsite   Apatite

Comments: Black crystals of Robertsite on pink carbonate-hydroxylapatite.
Location: Tip Top mine, Custer, Custer County, South Dakota, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Caresite

Comments: Tabular brownish-yellow crystals of caresite in matrix.
Location: Poudrette quarry, Mt Saint-Hilaire, Rouville Co., Qu?bec, Canada. Scale: Picture size 2.5 mm.
© Thomas Witzke / Abraxas-Verlag

Carletonite

Comments: Several crystals of blue and white carletonite.
Location: Mt. St. Hilaire, Quebec, Canada. Scale: 2.8 x 2.7 cm.
© John Veevaert

Carlfriesite

Comments: Pale bright yellow crystalline carlfriesite botryoids on white calcite.
Location: Moctezuma, Sonora, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Carlhintzeite

Comments: Colorless tabular crystals of carlhintzeite on matrix.
Location: Hagendorf, Bayern, Germany. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

Carlosturanite

Comments: White to tan fibrous coatings of carlosturanite on matrix.
Location: Val Varaita, Cuneo, Piemonte, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Carlsbergite   Kamacite

Comments: Polished section showing a small light gray elongated inclusion of carlsbergite in massive kamacite.
Location: Kenton County meteorite, Kenton Co., Kentucky, USA. Scale: Picture size 0.08 mm.
© Thomas Witzke / Abraxas-Verlag

Carmichaelite

Comments: Backscattered electron (BSE) image of a grain of carmichaelite included in pyrope in GRPy-40. (AmMin 85:794).
Location: Garnet Ridge, an ultramafic diatreme on the Colorado Plateau in Arizona.. Scale: See Image.
© American Mineralogist

Carminite

Comments: Brownish red carminite crystals in matrix.
Location: San Rafael mine, Gabbs, Nye County, Nevada, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Carnallite   Rinneite

Comments: Orange to light brown rinneite with colorless carnallite.
Location: Merkers, Bad Salzungen, Rh?n, Thuringia, Germany. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Carnallite

Comments: Clear crystalline massive carnallite.
Location: Stassfurt, Sachsen-Anhalt, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Carnallite   Rokuhnite

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

Carnotite

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

Comments: Golden yellow compact radiating massive carpholite.
Location: Schlaggenwald, Bohemia, Zapadocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Carraraite

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

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

Comments: Carrollite crystal with minor attached matrix.
Location: Komoto-Frond in the Democratic Republic of the Congo. Scale: 1.2 cm.
© John Veevaert

Caryinite   Rhodonite

Comments: Yellow crystalline caryinite with pink rhodonite.
Location: Langban, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Caryopilite

Comments: Small white balls of caryopilite next to larger barite crystals.
Location: Langban, Varmland, Sweden. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Cassedanneite

Comments: Crystalline mass of cassedanneite, colored green by included descloizite.
Location: Berezovskoye Mine, near Yekaterinburg, Sverdlovsk District, Middle Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cassiterite

Comments: Very brilliant black crystals of cassiterite on white mica.
Location: Xue Bao Diang, Sichuan, China. Scale: Size Not Given.
© Fabre Minerals

Cassiterite

Comments: Gemmy, doubly terminated cassiterite on quartz-mica matrix.
Location: Langcangjiang river area, Yunnan, China. Scale: 2.7 x 2.2 x 1.8 cm.
© Fabre Minerals

Catamarcaite   Putzite

Comments: Polished section of putzite (pu) grain in close association with unnamed Cu8Fe2ZnGe2S12 (un1) and catamarcaite (ca), as inclusions in chalcocite-sphalerite (cc/sp) (CanMin 42:1761).
Location: Old dumps near the Rosario vein, Capillitas mining district, Department of Andalgal?, Catamarca Province, Argentina.. Scale: See Image.
© Canadian Mineralogist

Catapleiite   Aegirine

Comments: Clear crystals of catapleiite with an attached 1.8 cm prismatic crystal of dark aegirine.
Location: Mt. St. Hilaire, Quebec, Canada. Scale: 3.5 x 2.2 cm.
© John Veevaert

Cattierite   Siegenite

Comments: Pinkish metallic cattierite, intergrown with gray siegenite.
Location: Shinkolobwe, Katanga, Shaba, Zaire. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cattiite

Comments: Colorless cattiite grain fragment.
Location: Zheleznyi Fe Mine, Kovdor Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Grain size 2 mm.
© Thomas Witzke / Abraxas-Verlag

Cavansite

Comments: Brilliant blue balls of acicular crystals of cavansite to 1 cm in size richly scattered about a matrix of colorless stilbite crystals.
Location: Wagholi, Poona district, Maharashtra, India. Scale: 7.5 x 9 x 8 cm.
© Dan Weinrich

Cebollite

Comments: Green to white fibrous coating of cebollite on granular iron stained quartz.
Location: Cebola Creek, Gunnison County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cechite

Comments: Black tabular crystal of cechite on matrix.
Location: Alexander Gallery, Vrancice, Pr?bram, Stredocesk? Kraj, Bohemia, Czech Republic. Scale: Picture size 1.3 mm.
© Thomas Witzke / Abraxas-Verlag

Celadonite

Comments: Greenish masses of celadonite filling vesicles in basaltic rock.
Location: Socorro County, New Mexico, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Celestine

Comments: Transparent blue orthorhombic crystals of celestine, some doubly terminated to 15 mm in size, on a limestone matrix.
Location: Clay Center, Ohio, USA. Scale: 5 x 9 x 2.5 cm.
© Dan Weinrich

Celsian   Hendricksite

Comments: Gray massive celsian with dark red hendricksite.
Location: Franklin, Sussex County, New Jersey, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cerianite-(Ce)

Comments: Black crystal of cerianite-(Ce) on matrix.
Location: Ettringer Bellerberg, Ettringen, near Mayen, Eifel Mts, Rhineland-Palatinate, Germany. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

Cerite-(La)

Comments: Orange aggregates of cerite-(La) in matrix, (CanMin, 40:1179).
Location: Mt. Yuksporr, Khibina massif, Kola Peninsula, Russia. Scale: Specimen size 3.5 cm.
© Canadian Mineralogist

Cerite-(La)

Comments: SEM photomicrograph of a rhombohedral crystal of cerite-(La).
Location: Mt. Yuksporr, Khibina massif, Kola Peninsula, Russia. Scale: Crystal size 2 mm.
© Canadian Mineralogist

Cerotungstite-(Ce)   Anthoinite   Ferberite

Comments: Yellow cerotungstite-(Ce), with black ferberite veins and whitish anthoinite.
Location: Bugarama, Rwanda. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ceruleite

Comments: Blue globular clusters of ceruleite.
Location: Wheal Gorland, Gwennap, Cornwall, England. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Cerussite

Comments: Transparent reticulated crystal of cerussite.
Location: Tsumeb Mine, Namibia. Scale: 5 cm.
© Dave Barthelmy

Cerussite   Hydrocerussite

Comments: Platy crystals of milky white hydrocerussite covering cerussite.
Location: Tsumeb mine, Tsumeb, Namibia. Scale: 6 x 5 cm.
© Fabre Minerals

Cerussite   Mimetite

Comments: Creamy white crystal of cerussite measuring 11 x 22 mm in size nestled nicely in a vug which is lined by bright-yellow, lustrous, prismatic mimetite crystals. The mimetites average 5 mm in length.
Location: Tsumeb mine, Tsumeb, Namibia. Scale: 3.5 x 4.5 x 2.5 cm.
© Dan Weinrich

Cerussite

Comments: Jack-straw aggregate of reticulated, white cerussite. Former John Innes collection.
Location: Tsumeb, Namibia. Scale: 9.75 x 5 x 2.5.
© John Schneider

Cervantite

Comments: Brownish-yellow, rounded crystalline aggregate of cervantite on quartz.
Location: Clara Mine, Oberwolfach, Wolfach Valley, Black Forest, Baden-W?rttemberg, Germany. Scale: Picture size 1.6 mm.
© Thomas Witzke / Abraxas-Verlag

Cesarolite

Comments: Black to dark brown botryoidal masses of cesarolite in white calcite.
Location: Sidi-amor-ben-Salem, Tunisia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cesbronite

Comments: Minute green spherical cesbronite on calcite.
Location: Mina La Oriental, Moctezuma, Sonora, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cesium-kupletskite   Tienshanite

Comments: Dark olive-green colored crystalline tienshanite with cesium-kupletskite in microcline.
Location: Dara-Pioz, Tien-Shan, Tadzhikistan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cetineite   Valentinite

Comments: Orange-reddish acicular crystals of cetineite with white valentinite.
Location: Cetine di Cotorniano mine (Cetine mine), Rosia, Siena, Tuscany, Italy. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Chabazite-Ca

Comments: Colorless hexagonal plates of chabazite.
Location: Boral quarry, Bundoora, Victoria, Australia. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Chabazite-Ca

Comments: Twinned, white, blocky crystals of chabazite on basalt matrix.
Location: Richmond, Melbourne, Victoria, Australia. Scale: 7x6x2 cm.
© John Betts - Fine Minerals

Chabazite-Ca

Comments: Pinkish orange colored chabazite-Ca displaying a blocky, near-cubic form of triclinic crystals.
Location: Imilchil, Anti-Atlas Morocco. Scale: 4.2 x 3.7 x 1.6 cm.
© Fabre Minerals

Chabazite-Na   Herschelite

Comments: Rounded transparent crystals of chabazite-Na (herschelite).
Location: Horseshoe Dam, Maricopa County, Arizona, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Chaidamuite

Comments: Pale yellow earthy coatings of chaidamuite with brown limonite on friable matrix.
Location: Getchell Mine, Humboldt County, Nevada, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Chalcanthite   Chalcocyanite

Comments: White to pale bluish chalcocyanite with darker bluish chalcanthite. The mineral is hygroscopic and must be stored in a closed box.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Chalcanthite   Dolerophanite   Fedotovite

Comments: Brown crystals of dolerophanite with blue chalcanthite and green fedotovite.
Location: Great Fissure (Main Fracture) eruption, Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Chalcanthite   Fedotovite

Comments: Green fedotovite with pale blue chalcanthite.
Location: Great Fissure (Main Fracture) eruption, Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Chalcanthite

Comments: Fibrous columnar crystalline chalcanthite.
Location: Planet Mine, La Paz County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Chalcoalumite

Comments: Pale bluish stellate twins of chalcoalumite on matrix.
Location: Lavender Pit, Bisbee, Cohchise County, Arizona, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Chalcocite

Comments: Chalcocite crystals in this specimen vary in size up to 1.2 cm across.
Location: Bristol nr. Hartford, Connecticut, USA. Scale: 7.6 x 4 cm.
© John Veevaert

Chalcocite   Eskolaite

Comments: Green crystalline eskolaite on massive chalcocite.
Location: Lubelin, Poland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Chalcocyanite   Chalcanthite

Comments: White to pale bluish chalcocyanite with darker bluish chalcanthite. The mineral is hygroscopic and must be stored in a closed box.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Chalcomenite

Comments: Blue crystals of chalcomenite on matrix.
Location: El Drag?n mine, Quijarro province, Potos?, Bolivia. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Chalconatronite

Comments: Crystalline crusts of blue chalconatronite on sandstone.
Location: Slick Rock, Egnar Area, San Miguel County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Chalconatronite   IMA2006-009   Sanromanite   Juangodoyite

Comments: Yellowish, long balded sanromanite crystals in vug with platy, blue juangodoyite replacing green chalconatronite.
Location: Santa Rosa mine, Iquique Province, Tarapaca, Chile. Scale: Picture size 3 mm.
© Tom Loomis / Dakota Matrix

Chalcophanite

Comments: Large mass of rounded gray-black chalcophanite.
Location: Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA. Scale: 14x11x7 cm.
© John Betts - Fine Minerals

Chalcophyllite

Comments: Altered rhyolite vug lined with chalcophyllite crystals. The largest crystal is 0.5 cm across and several have the perfect "stop sign" hexagon form.
Location: Majuba Hill Mine, Pershing County, Nevada, USA. Scale: Picture size 2 cm.
© John Veevaert

Chalcopyrite   Quartz

Comments: Well-formed crystals of chalcopyrite and quartz.
Location: Boldut mine, 61 level (350 meters deep), Cavnic, Maramures, Rumania. Scale: 5.5 x 3.5 cm.
© Fabre Minerals

Chalcopyrite   Moncheite

Comments: White moncheite with chalcopyrite (orange, blue and violet tarnishing colors) in silicate matrix. Polished section (from microprobe analysis) in reflected light.
Location: Lukkulaisvaara ultrabasic Massif, Olanga (Oulanka) River, Oulanka plutonic complex, Karelia Republic, Northern Region, Russia. Scale: Picture size 0.11 mm.
© Thomas Witzke / Abraxas-Verlag

Chalcopyrite   Oulankaite   Telargpalite   Tulameenite

Comments: Gray long-prismatic crystal of oulankaite with light grayish telargpalite and pale yellowish-white rims of tulameenite in massive yellowish chalcopyrite. Polished section (from microprobe analysis) in reflected light.
Location: Lukkulaisvaara ultrabasic Massif, Olanga (Oulanka) River, Oulanka plutonic complex, Karelia Republic, Northern Region, Russia. Scale: Picture size 0.12 mm.
© Thomas Witzke / Abraxas-Verlag

Chalcosiderite

Comments: Pale bluish transparent crystal of chalcosiderite on matrix.
Location: Cornwall, England. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Chalcostibite

Comments: Partial crystal of chalcostibite. The crystal is partially altered to blue azurite and green malachite.
Location: Gar El Anz, Morocco. Scale: 3 x 1.8 cm.
© John Veevaert

Chalcostibite

Comments: Dark gray crystals of chalcostibite on white quartz matrix.
Location: Boldut mine, Cavnic Maramures, Rumania. Scale: 7 x 7 x 3.5 cm.
© Fabre Minerals

Challacolloite

Comments: White to transparent challacolloite crystals on matrix.
Location: Eruption of 1855, Mount Vesuvius, Campania, Italy. Scale: See Image.
© Jeff Weissman / Photographic Guide to Mineral Species

Chambersite

Comments: Tetragonal crystals of chambersite extracted from salt dome deposits.
Location: Barkers Hill, Mont Belvieu, Chambers County, Texas, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Chamosite

Comments: Dark green sectile massive chamosite.
Location: Jalgaon, Maharashtra, India. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Chaoite

Comments: Dark masses of chaoite intermixed with graphite on rock shocked by meteorite impact.
Location: Ries Crater, Bopfingen, Bavaria, Baden-Wurttemberg. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Chapmanite

Comments: Green, earthy chapmanite on quartz-sulfide matrix.
Location: Neue Hoffnung Gottes Mine, Br?unsdorf, Freiberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Charlesite

Comments: 1 cm white crystal of charlesite on calcite with small (2 mm) octahedral crystals of galena.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: Picture size 2.5 cm.
© John Veevaert