Dave Barthelmy's Image Gallery

Dave Barthelmy's Image Gallery
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Images from Dave Barthelmy

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Dave Barthelmy's Image Gallery With 142 Images

Canfieldite Image

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Canfieldite: Ag8SnS6

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

Canfieldite Image

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Canfieldite: Ag8SnS6

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

Cerussite Image

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Cerussite: PbCO3

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

Cerussite Image

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Cerussite: PbCO3

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

Chevkinite-(Ce) Image

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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

Chevkinite-(Ce) Image

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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

Chlorargyrite Image

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Chlorargyrite: AgCl

Comments: Dark (by exposure to light) octahedral crystals of chlorargyrite with brownish goethite in a vug.
Location: Broken Hill, NWS, Australia. Scale: Crystal size 3 mm.
© Dave Barthelmy

Chlorargyrite Image

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Chlorargyrite: AgCl

Comments: Dark (by exposure to light) octahedral crystals of chlorargyrite with brownish goethite in a vug.
Location: Broken Hill, NWS, Australia. Scale: Crystal size 3 mm.
© Dave Barthelmy

Cinnabar Image

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Cinnabar: HgS

Comments: Red single hexagonal (Trigonal) crystal of cinnabar on dolomite.
Location: Fenghuang, Hunan Province, Peoples Republic of China. Scale: Crystal size 1 cm.
© Dave Barthelmy

Cinnabar Image

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Cinnabar: HgS

Comments: Red single hexagonal (Trigonal) crystal of cinnabar on dolomite.
Location: Fenghuang, Hunan Province, Peoples Republic of China. Scale: Crystal size 1 cm.
© Dave Barthelmy

Colemanite Image

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Colemanite: Ca2B6O11·5(H2O)

Comments: Coarsely crystalline colemanite, in part, covered with minute acicular crystals of strontianite.
Location: Boraxo #3 pit, Death Valley, California, USA. Scale: 30 cm.
© Dave Barthelmy

Colemanite Image

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Colemanite: Ca2B6O11·5(H2O)

Comments: Coarsely crystalline colemanite, in part, covered with minute acicular crystals of strontianite.
Location: Boraxo #3 pit, Death Valley, California, USA. Scale: 30 cm.
© Dave Barthelmy

Colusite Image

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Colusite: Cu12-13V(As,Sb,Sn,Ge)3S16  
Arsenosulvanite: Cu3(As,V)S4

Comments: Bronzy, metallic tetragonal crystals of colusite (arsenosulvanite) in white marble.
Location: Val Bona quarry, Carrara, Italy. Scale: Picture size 1 cm.
© Dave Barthelmy

Colusite Image

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Colusite: Cu12-13V(As,Sb,Sn,Ge)3S16  
Arsenosulvanite: Cu3(As,V)S4

Comments: Bronzy, metallic tetragonal crystals of colusite (arsenosulvanite) in white marble.
Location: Val Bona quarry, Carrara, Italy. Scale: Picture size 1 cm.
© Dave Barthelmy

Coronadite Image

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Coronadite: Pb(Mn++++,Mn++)8O16  
Iodargyrite: AgI

Comments: Dark, fine-grained massive coronadite with yellowish octahedral iodargyrite crystals.
Location: Broken Hill, New South Wales, Australia. Scale: Picture size 3x2 cm.
© Dave Barthelmy

Coronadite Image

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Coronadite: Pb(Mn++++,Mn++)8O16  
Iodargyrite: AgI

Comments: Dark, fine-grained massive coronadite with yellowish octahedral iodargyrite crystals.
Location: Broken Hill, New South Wales, Australia. Scale: Picture size 3x2 cm.
© Dave Barthelmy

Crocoite Image

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Crocoite: PbCrO4

Comments: Prismatic crystals of red-orange crocoite.
Location: Adelaide Mine, Dundas, Tasmania. Scale: Specimen size 5 cm.
© Dave Barthelmy

Crocoite Image

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Crocoite: PbCrO4

Comments: Prismatic crystals of red-orange crocoite.
Location: Adelaide Mine, Dundas, Tasmania. Scale: Specimen size 5 cm.
© Dave Barthelmy

Dioptase Image

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Dioptase: CuSiO2(OH)2

Comments: Dark-blue-green crystals of dioptase on matrix. The color of dioptase does not photograph well and must be seen in person to appreciate.
Location: Altyn-tyube, Kasakhstan. Scale: Crystal size 5 mm.
© Dave Barthelmy

Dioptase Image

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Dioptase: CuSiO2(OH)2

Comments: Dark-blue-green crystals of dioptase on matrix. The color of dioptase does not photograph well and must be seen in person to appreciate.
Location: Altyn-tyube, Kasakhstan. Scale: Crystal size 5 mm.
© Dave Barthelmy
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