's Image Gallery

Calcurmolite: Ca(UO2)3(MoO4)3(OH)2·11(H2O)

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

Calcybeborosilite-(Y): (REE,Ca)2[ ](B,Be)2(SiO4)2(OH,O)2  
Bafertisite: Ba(Fe++,Mn)2TiSi2O7(O,OH)2

Comments: Greenish-gray calcybeborosilite-(Y) grain intergrow with orange bafertisite platelet (upper left corner of the later). Associatied minerals are violet fluorite, white albite, black aegirine, light-yellow (red under UV lamp) cleiophane.
Location: Darai-Pioz (Dara-i-Pioz; Dara-Pioz) Glacier, Alai (Alayskiy) Range, Tien Shan Mts, Region of Republican Subordination, Tajikistan. Scale: Picture Size 12x10 mm.
© Pavel M. Kartashov

Calderite: (Mn++,Ca)3(Fe+++,Al)2(SiO4)3

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

Calderonite: Pb2Fe+++(VO4)2(OH)

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: Pb5Cu2(CO3)(SO4)3(OH)6

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

Callaghanite: Cu2Mg2(CO3)(OH)6·2(H2O)

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

Calomel: Hg2Cl2

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: Cu(OH,Cl)2·2(H2O)

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

Calvertite: Cu5Ge0.5S4

Comments: SEM images of massive-granular calvertite. The texture is made apparent by the presence of a thin rind of chalcocite (white) on the calvertite grains. (CanMin, v45:1519).
Location: Partly oxidized specimen from the Tsumeb mine, Tsumeb, Namibia. Scale: See Image.
© Canadian Mineralogist

Calzirtite: CaZr3TiO9  
Augite: (Ca,Na)(Mg,Fe,Al,Ti)(Si,Al)2O6  
Richterite: Na(CaNa)(Mg,Fe++)5[Si8O22](OH)2

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: Cu4Al2[HSbO4,SO4](OH)10(CO3)·2(H2O)

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

Cameronite: AgCu7Te10  
Rickardite: Cu7Te5  
Vulcanite: CuTe

Comments: Gray metallic massive cameronite showing subconchoidal fracture associated with purple rickardite and bronzy plates of vulcanite in a mass of tellurium, co-type specimen.
Location: Good Hope mine, Vulcan District, Gunnison County, Colorado, USA. Scale: See Image.
© Rruff Database

Caminite: Mg7(SO4)5(OH)4·(H2O)

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: Cu4Mn(SO4)2(OH)6·4(H2O)

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: (Na,K)6Ca5Si12O30(OH,F)4

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: Mg2(CO3)(HBO3)·5(H2O)

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

Cancrinite: Na6Ca2Al6Si6O24(CO3)2

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: Na7Al5Si7O24(C03)·3(H2O)

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

Canfieldite: Ag8SnS6

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

Cannizzarite: Pb4Bi6S13

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