Canadian Mineralogist's Image Gallery

Cerite-(La): (La,Ce,Ca)9(Mg,Fe+++)(SiO4)6[SiO3(OH)](OH)3

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

Cerite-(La): (La,Ce,Ca)9(Mg,Fe+++)(SiO4)6[SiO3(OH)](OH)3

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

Chlorbartonite: K6Fe24S26(Cl,S)

Comments: Black grains of chlorbartonite in sodalite-natrolite aggregates.
Location: Mount Koashva, Khibina massif, Kola Peninsula, Russia. Scale: Picture size 1 cm.
© Canadian Mineralogist

Chlorbartonite: K6Fe24S26(Cl,S)

Comments: Black grains of chlorbartonite in sodalite-natrolite aggregates.
Location: Mount Koashva, Khibina massif, Kola Peninsula, Russia. Scale: Picture size 1 cm.
© Canadian Mineralogist

Chrisstanleyite: Ag2Pd3Se4  
Hakite: (Cu,Hg)3(Sb,As)(Se,S)3

Comments: Polished section showing chrisstanleyite (chr) is present as a single grain intergrown with clausthalite (cl) and eucairite (eu). cp (chalcopyrite), ha (hakite), di (selenian digenite), bo (bornite). (CanMin, v43:689).
Location: Low-temperature selenium-rich assemblage at Predborice, Czech Republic. Scale: See Image.
© Canadian Mineralogist

Chrisstanleyite: Ag2Pd3Se4  
Hakite: (Cu,Hg)3(Sb,As)(Se,S)3

Comments: Polished section showing chrisstanleyite (chr) is present as a single grain intergrown with clausthalite (cl) and eucairite (eu). cp (chalcopyrite), ha (hakite), di (selenian digenite), bo (bornite). (CanMin, v43:689).
Location: Low-temperature selenium-rich assemblage at Predborice, Czech Republic. Scale: See Image.
© Canadian Mineralogist

Chrombismite: Bi16CrO27

Comments: B&W image showing the relationship of grains of chrombismite to grains of chalcopyrite, pyrite and gold. (CanMin, v35:35).
Location: Quartz veins in the Jialu gold nine, Luonan County, Shaanxi Province, China. Scale: Feld of view: 0.12 mm.
© Canadian Mineralogist

Chrombismite: Bi16CrO27

Comments: B&W image showing the relationship of grains of chrombismite to grains of chalcopyrite, pyrite and gold. (CanMin, v35:35).
Location: Quartz veins in the Jialu gold nine, Luonan County, Shaanxi Province, China. Scale: Feld of view: 0.12 mm.
© Canadian Mineralogist

Coskrenite-(Ce): (Ce,Nd,La)2(SO4)2(C2O4)·8(H2O)

Comments: SEM image of coskrenite-(Ce) crystals in cavities in epsomite. (CanMin, v37:1453).
Location: AIum Cave Bluff, Great Smoky Mountains, Tennessee. Scale: See Image.
© Canadian Mineralogist

Coskrenite-(Ce): (Ce,Nd,La)2(SO4)2(C2O4)·8(H2O)

Comments: SEM image of coskrenite-(Ce) crystals in cavities in epsomite. (CanMin, v37:1453).
Location: AIum Cave Bluff, Great Smoky Mountains, Tennessee. Scale: See Image.
© Canadian Mineralogist

Cupromakovickyite: Cu4AgPb2Bi9S18  
Hodrushite: Cu8Bi12S22

Comments: Kup?cíkite (ku) and hodrushite (ho) partly replaced by bismuthinite derivative (bd56) with relict lamellae of low-Cu (4P) and cupromakovickyite [4P(Cu,Pb)]. (CanMin, 41:1165).
Location: Scheelite deposit of Felbertal, Austria. Scale: Scale Bar 100 µm.
© Canadian Mineralogist

Cupromakovickyite: Cu4AgPb2Bi9S18  
Hodrushite: Cu8Bi12S22

Comments: Kup?cíkite (ku) and hodrushite (ho) partly replaced by bismuthinite derivative (bd56) with relict lamellae of low-Cu (4P) and cupromakovickyite [4P(Cu,Pb)]. (CanMin, 41:1165).
Location: Scheelite deposit of Felbertal, Austria. Scale: Scale Bar 100 µm.
© Canadian Mineralogist

Cupromakovickyite: Cu4AgPb2Bi9S18  
Makovickyite: Ag1.5Bi5.5S9

Comments: SEM polished section detail of a grain of cupromakovickyite (dark gray) with locally exsolved lamellae (bright gray) of makovickyite. (CanMin, 46:503).
Location: Baita Bihor, Romania.. Scale: See Image.
© Canadian Mineralogist

Cupromakovickyite: Cu4AgPb2Bi9S18  
Makovickyite: Ag1.5Bi5.5S9

Comments: SEM polished section detail of a grain of cupromakovickyite (dark gray) with locally exsolved lamellae (bright gray) of makovickyite. (CanMin, 46:503).
Location: Baita Bihor, Romania.. Scale: See Image.
© Canadian Mineralogist

Cuprorhodsite: CuRh2S4

Comments: Grain UK296A-1, erlichmanite (1), Ru-rich erlichmanite (2), cuproiridsite (3), and cuprorhodsite (4). (CanMin, v40:1127).
Location: Uktus chromitites complexes in the northern and central Urals, Russia. Scale: See Image.
© Canadian Mineralogist

Cuprorhodsite: CuRh2S4

Comments: Grain UK296A-1, erlichmanite (1), Ru-rich erlichmanite (2), cuproiridsite (3), and cuprorhodsite (4). (CanMin, v40:1127).
Location: Uktus chromitites complexes in the northern and central Urals, Russia. Scale: See Image.
© Canadian Mineralogist

Daomanite: CuPtAsS2

Comments: Magnification of the micro-aggregate (shown in inset), which consists of white sperrylite, unnamed Cu2(Ni,Co)Pt3S8 and a single daomanite (Dmn) grain, and displays the chain-like morphology. (CanMin, v42:455).
Location: Chromitite layer of the Mount Bol’shaya Varaka deposit, Imandra layered complex, Kola Peninsula, Russia. Scale: See Image.
© Canadian Mineralogist

Daomanite: CuPtAsS2

Comments: Magnification of the micro-aggregate (shown in inset), which consists of white sperrylite, unnamed Cu2(Ni,Co)Pt3S8 and a single daomanite (Dmn) grain, and displays the chain-like morphology. (CanMin, v42:455).
Location: Chromitite layer of the Mount Bol’shaya Varaka deposit, Imandra layered complex, Kola Peninsula, Russia. Scale: See Image.
© Canadian Mineralogist

Deanesmithite: Hg+2Hg++3Cr++++++O5S2

Comments: SEM image showing several crystals of deanesmithite protruding from matrix. (CanMin v31:787).
Location: Small prospect pit near the long-abandoned Clear Creek mercury mine, New Idria district, San Benito County, Califomia, USA. Scale: Scale Bar 40 µm.
© Canadian Mineralogist

Deanesmithite: Hg+2Hg++3Cr++++++O5S2

Comments: SEM image showing several crystals of deanesmithite protruding from matrix. (CanMin v31:787).
Location: Small prospect pit near the long-abandoned Clear Creek mercury mine, New Idria district, San Benito County, Califomia, USA. Scale: Scale Bar 40 µm.
© Canadian Mineralogist