Mineral Specimen Images (C)

Mineral Thumbnail Images (C)

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Mineral Specimen Images (C) With 826 Images

Cummingtonite Image

Images:

Cummingtonite: [ ]Mg7Si8O22(OH)2

Comments: Light brown prismatic crystalline aggregate of cummingtonite with radiating structure.
Location: West Chesterfield, Hampshire County, Massachusetts, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cummingtonite Image

Images:

Cummingtonite: [ ]Mg7Si8O22(OH)2

Cuprite Image

Images:

Cuprite: Cu2O

Comments: Dark red ball or sphere of cuprite crystals set on a pearly white dolomite crystal matrix.
Location: Tsumeb mine, Tsumeb, Namibia. Scale: 5 x 2.5 x 4 cm.
© Dan Weinrich

Cuprite Image

Images:

Cuprite: Cu2O

Comments: Red, acicular chalcotrichite crystals as a fine, fibrous red mass on matrix.
Location: Christmas mine, Gila Co., Arizona, USA. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Cuprite Image

Images:

Cuprite: Cu2O

Comments: Dark red ball or sphere of cuprite crystals set on a pearly white dolomite crystal matrix.
Location: Tsumeb mine, Tsumeb, Namibia. Scale: 5 x 2.5 x 4 cm.
© Dan Weinrich

Cuprite Image

Images:

Cuprite: Cu2O
Chrysocolla: (Cu,Al)2H2Si2O5(OH)4·n(H2O)

Comments: Semi-metallic, dark reddish gray, cuprite crystals on blue chrysocolla.
Location: Mashamba West mine, Shaba, Congo. Scale: 7.5 x 4.7 x 2.3 cm.
© Fabre Minerals

Cuprite Image

Images:

Cuprite: Cu2O

Cuprite Image

Images:

Cuprite: Cu2O
Chrysocolla: (Cu,Al)2H2Si2O5(OH)4·n(H2O)

Comments: Semi-metallic, dark reddish gray, cuprite crystals on blue chrysocolla.
Location: Mashamba West mine, Shaba, Congo. Scale: 7.5 x 4.7 x 2.3 cm.
© Fabre Minerals

Cuprobismutite Image

Images:

Cuprobismutite: Cu10Bi12S23
Kupcikite: Cu3.4Fe0.6Bi5S10

Comments: Backscattered electron image of kupcíkite (ku) replacing cuprobismutite (cu); both phases are in turn replaced by bsimuthinite derivative (bd79-92).
Location: Felbertal, Austria. Scale: Scale bar 100 µ-m.
© Canadian Mineralogist

Cuprobismutite Image

Images:

Cuprobismutite: Cu10Bi12S23
Kupcikite: Cu3.4Fe0.6Bi5S10

Cuprocopiapite Image

Images:

Cuprocopiapite: CuFe+++4(SO4)6(OH)2·20(H2O)

Comments: Grayish green crusts of cuprocopiapite on gypsum.
Location: Copper Queen Mine, Double Mountain Fork of Brazois River, Stonewall County, Texas, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Cuprocopiapite Image

Images:

Cuprocopiapite: CuFe+++4(SO4)6(OH)2·20(H2O)

Cuproiridsite Image

Images:

Cuproiridsite: CuIr2S4
Isoferroplatinum: (Pt,Pd)3(Fe,Cu)

Comments: Gray equant crystal of cuproiridsite in light gray isoferroplatinum. Polished section (from microprobe analysis) in reflected light.
Location: Konder Mine, Konder alkaline-ultrabasic massif, Aldan shield, Saha (Sakha) Republic (Yakutia), Eastern-Siberian Region, Russia. Scale: Picture size 0.14 mm.
© Thomas Witzke / Abraxas-Verlag

Cuproiridsite Image

Images:

Cuproiridsite: CuIr2S4
Isoferroplatinum: (Pt,Pd)3(Fe,Cu)

Cupromakovickyite Image

Images:

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 Image

Images:

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

Cupromakovickyite Image

Images:

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 Image

Images:

Cupromakovickyite: Cu4AgPb2Bi9S18
Hodrushite: Cu8Bi12S22

Cupropavonite Image

Images:

Cupropavonite: AgPbCu2Bi5S10

Comments: BSE image of pavonite matrix (light gray) showing thin exsolution lamellea of cupropavonite (darker gray, C). (Axis, Volume 2, Number 4 (2006)).
Location: Lucky Lucy mine, Darwin mining district, Inyo County, California, USA. Scale: Gail E. Dunning / Mineralogical Record.
© Mineralogical Record

Cupropavonite Image

Images:

Cupropavonite: AgPbCu2Bi5S10

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