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

Edingtonite Image

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Edingtonite: BaAl2Si3O10·4(H2O)

Comments: White, stout prisms of calcite on pinkish analcime with small, cream-colored bladed edingtionite crystals.
Location: Old Kilpatrick, Dunbartonshite, Scotland. Scale: Picture Size 3 cm.
© Dave Barthelmy

Edingtonite Image

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Edingtonite: BaAl2Si3O10·4(H2O)

Comments: White, stout prisms of calcite on pinkish analcime with small, cream-colored bladed edingtionite crystals.
Location: Old Kilpatrick, Dunbartonshite, Scotland. Scale: Picture Size 3 cm.
© Dave Barthelmy

Famatinite Image

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Famatinite: Cu3SbS4

Comments: Dark, purplish black, massive famatinite.
Location: Tertiary volcanic massif, the Serrania de Laurani, Bolivia. Scale: Picture size 2 cm.
© Dave Barthelmy

Famatinite Image

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Famatinite: Cu3SbS4

Comments: Dark, purplish black, massive famatinite.
Location: Tertiary volcanic massif, the Serrania de Laurani, Bolivia. Scale: Picture size 2 cm.
© Dave Barthelmy

Fluorocannilloite Image

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Fluorocannilloite: CaCa2(Mg4Al)Si5Al3O22F2

Comments: Greenish, prismatic crystals of fluorocannilloite in matrix.
Location: Yuang Yang Province, Yunnan, China. Scale: Picture size 6 cm.
© Dave Barthelmy

Fluorocannilloite Image

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Fluorocannilloite: CaCa2(Mg4Al)Si5Al3O22F2

Comments: Greenish, prismatic crystals of fluorocannilloite in matrix.
Location: Yuang Yang Province, Yunnan, China. Scale: Picture size 6 cm.
© Dave Barthelmy

Gormanite Image

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Gormanite: Fe++3Al4(PO4)4(OH)6·2(H2O)

Comments: Dark green, velvety mass of gormanite crystals on matrix.
Location: Rapid Creek, Yukon Territory, Canada. Scale: 3 x 4.5 cm.
© Dave Barthelmy

Gormanite Image

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Gormanite: Fe++3Al4(PO4)4(OH)6·2(H2O)

Comments: Dark green, velvety mass of gormanite crystals on matrix.
Location: Rapid Creek, Yukon Territory, Canada. Scale: 3 x 4.5 cm.
© Dave Barthelmy

Gypsum Image

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Gypsum: CaSO4·2(H2O)

Comments: Pencil-sized acicular crystals of gypsum.
Location: Naica, Chihuahua, S.A., Mexico. Scale: Specimen size 5 cm.
© Dave Barthelmy

Gypsum Image

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Gypsum: CaSO4·2(H2O)

Comments: Pencil-sized acicular crystals of gypsum.
Location: Naica, Chihuahua, S.A., Mexico. Scale: Specimen size 5 cm.
© Dave Barthelmy

Gypsum Image

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Gypsum: CaSO4·2(H2O)

Comments: Bladed rosettes of gypsum.
Location: unknown. Scale: Specimen size 6 cm.
© Dave Barthelmy

Gypsum Image

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Gypsum: CaSO4·2(H2O)

Comments: Bladed rosettes of gypsum.
Location: unknown. Scale: Specimen size 6 cm.
© Dave Barthelmy

Hanksite Image

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Hanksite: KNa22(SO4)9(CO3)2Cl

Comments: Translucent, hexagonal crystal of hanksite.
Location: Searles Lake, San Bernardino Co., California, USA. Scale: Crystal size 3 cm.
© Dave Barthelmy

Hanksite Image

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Hanksite: KNa22(SO4)9(CO3)2Cl

Comments: Translucent, hexagonal crystal of hanksite.
Location: Searles Lake, San Bernardino Co., California, USA. Scale: Crystal size 3 cm.
© Dave Barthelmy

Ice Image

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Ice: H2O

Comments: White to clear crystals of ice formed on a window at -15 Deg. C.
Location: Minot, North Dakota, USA. Scale: Picture Size 30 cm.
© Dave Barthelmy

Ice Image

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Ice: H2O

Comments: White to clear crystals of ice formed on a window at -15 Deg. C.
Location: Minot, North Dakota, USA. Scale: Picture Size 30 cm.
© Dave Barthelmy

Iodargyrite Image

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Iodargyrite: AgI  
Embolite: Ag(Br,Cl)

Comments: Cubo-octahedral crystals of iodaryrite (I) with smaller and darker octahedral crystals of embolite (E).
Location: Broken Hill, New South Wales, Australia. Scale: Specimen size 2x1 cm.
© Dave Barthelmy

Iodargyrite Image

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Iodargyrite: AgI  
Embolite: Ag(Br,Cl)

Comments: Cubo-octahedral crystals of iodaryrite (I) with smaller and darker octahedral crystals of embolite (E).
Location: Broken Hill, New South Wales, Australia. Scale: Specimen size 2x1 cm.
© Dave Barthelmy

Jagowerite Image

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Jagowerite: BaAl2(PO4)2(OH)2  
Penikisite: BaMg2Al2(PO4)3(OH)3

Comments: Light green crystal of jagowerite intergrown with darker green penikisite in a tetrahedrite (black) and white quartz matrix.
Location: From quartz veins cutting clays 26 km N of Hess River, Yukon Territory, Canada. Scale: Sample size 2x1 cm.
© Dave Barthelmy

Jagowerite Image

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Jagowerite: BaAl2(PO4)2(OH)2  
Penikisite: BaMg2Al2(PO4)3(OH)3

Comments: Light green crystal of jagowerite intergrown with darker green penikisite in a tetrahedrite (black) and white quartz matrix.
Location: From quartz veins cutting clays 26 km N of Hess River, Yukon Territory, Canada. Scale: Sample size 2x1 cm.
© Dave Barthelmy
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