Eur. J. Mineral's Image Gallery

Eur. J. Mineral's Image Gallery
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Eur. J. Mineral's Image Gallery With 28 Images

Boromullite Image

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Boromullite: Al4.5SiB0.5O9.5

Comments: BSE image of holotype boromullite prism in thin section 2006-MST22a. Bmu = boromullite, Crd = cordierite, Hc = hercynite, Kfs = K-feldspar, Sil = sillimanite. Eur. J. Mineral v20:935.
Location: Mount Stafford, central Australia. Scale: See Image.
© Eur. J. Mineral

Boromullite Image

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Boromullite: Al4.5SiB0.5O9.5

Comments: BSE image of holotype boromullite prism in thin section 2006-MST22a. Bmu = boromullite, Crd = cordierite, Hc = hercynite, Kfs = K-feldspar, Sil = sillimanite. Eur. J. Mineral v20:935.
Location: Mount Stafford, central Australia. Scale: See Image.
© Eur. J. Mineral

Boromullite Image

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Boromullite: Al4.5SiB0.5O9.5

Comments: PPL image of holotype boromullite prism in thin section 2006-MST22a. Bmu = boromullite, Crd = cordierite, Hc = hercynite, Kfs = K-feldspar, Sil = sillimanite. Eur. J. Mineral v20:935.
Location: Mount Stafford, central Australia. Scale: See Image.
© Eur. J. Mineral

Boromullite Image

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Boromullite: Al4.5SiB0.5O9.5

Comments: PPL image of holotype boromullite prism in thin section 2006-MST22a. Bmu = boromullite, Crd = cordierite, Hc = hercynite, Kfs = K-feldspar, Sil = sillimanite. Eur. J. Mineral v20:935.
Location: Mount Stafford, central Australia. Scale: See Image.
© Eur. J. Mineral

Chukanovite Image

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Chukanovite: Fe2(CO3)(OH)2

Comments: Left - acicular to fibrous individuals of chukanovite. Right - spherulites of chukanovite up to 1 mm (Eur. J. Mineral, v19:891).
Location: Found in cavities of weathered fragments of the Dronino ataxite iron eteorite found near the Dronino village, Kasimov district, Ryazan’ Oblast, Russia. Scale: See Images.
© Eur. J. Mineral

Chukanovite Image

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Chukanovite: Fe2(CO3)(OH)2

Comments: Left - acicular to fibrous individuals of chukanovite. Right - spherulites of chukanovite up to 1 mm (Eur. J. Mineral, v19:891).
Location: Found in cavities of weathered fragments of the Dronino ataxite iron eteorite found near the Dronino village, Kasimov district, Ryazan’ Oblast, Russia. Scale: See Images.
© Eur. J. Mineral

Coesite Image

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Coesite: SiO2

Comments: Coesite inclusion in garnet of eclogite sample (Eur. J. Mineral, 13:567).
Location: Ultra high-pressure metamorphic area of the Saidenbach reservoir, Erzgebirge, Germany, where micro-diamond-bearing gneiss occurs. Scale: Scale Bar 50 µm.
© Eur. J. Mineral

Coesite Image

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Coesite: SiO2

Comments: Coesite inclusion in garnet of eclogite sample (Eur. J. Mineral, 13:567).
Location: Ultra high-pressure metamorphic area of the Saidenbach reservoir, Erzgebirge, Germany, where micro-diamond-bearing gneiss occurs. Scale: Scale Bar 50 µm.
© Eur. J. Mineral

Ferrorosemaryite Image

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Ferrorosemaryite: [ ]NaFe++Fe+++Al(PO4)3

Comments: B&W PPL image of idiomorphic, semi-opague grains of ferrorosemaryite in white scorzalite. (Eur J Mineralogy, v17:749.
Location: Rubindi pegmatite, Rwanda. Scale: See Image.
© Eur. J. Mineral

Ferrorosemaryite Image

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Ferrorosemaryite: [ ]NaFe++Fe+++Al(PO4)3

Comments: B&W PPL image of idiomorphic, semi-opague grains of ferrorosemaryite in white scorzalite. (Eur J Mineralogy, v17:749.
Location: Rubindi pegmatite, Rwanda. Scale: See Image.
© Eur. J. Mineral

Gilmarite Image

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Gilmarite: Cu3(AsO4)(OH)3

Comments: Scanning electron image of prismatic gilmarite crystals (Eur. J. Mineral, 11:549).
Location: Roua deposit, Guillaumes municipality, about 50 km from Nice, France. Scale: Picture size 80 µm.
© Eur. J. Mineral

Gilmarite Image

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Gilmarite: Cu3(AsO4)(OH)3

Comments: Scanning electron image of prismatic gilmarite crystals (Eur. J. Mineral, 11:549).
Location: Roua deposit, Guillaumes municipality, about 50 km from Nice, France. Scale: Picture size 80 µm.
© Eur. J. Mineral

Heulandite-Ba Image

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Heulandite-Ba: (Ba,Ca,K,Na,Sr)5Al9Si27O72·22(H2O)

Comments: BSE image of a heulandite crystal. Darker areas are enriched in Ca and Sr, while lighter areas are enriched in Ba. (Eur. J. Mineral, v17:143).
Location: Northern Ravnås silver prospect, southern Vinoren, Flesberg community, Buskerud county, Norway. Scale: Scale bar is 0.1 mm.
© Eur. J. Mineral

Heulandite-Ba Image

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Heulandite-Ba: (Ba,Ca,K,Na,Sr)5Al9Si27O72·22(H2O)

Comments: BSE image of a heulandite crystal. Darker areas are enriched in Ca and Sr, while lighter areas are enriched in Ba. (Eur. J. Mineral, v17:143).
Location: Northern Ravnås silver prospect, southern Vinoren, Flesberg community, Buskerud county, Norway. Scale: Scale bar is 0.1 mm.
© Eur. J. Mineral

Krettnichite Image

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Krettnichite: PbMn+++2(VO4)2(OH)2  
Brackebuschite: Pb2(Mn,Fe++)(VO4)2(OH)

Comments: Scanning electron microscope image of a prismatic krettnichite (kr) aggregate associated with manganite (ma) and barian brackebuschite (br) in a vug. The inset is a close-up illustrating the morphology of brackebuschite. (Eur. J. Mineral, 13:146).
Location: hydrothermal manganite-quartz vein at the historic manganese deposit of Krettnich, Saarland, Germany. Scale: See Image.
© Eur. J. Mineral

Krettnichite Image

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Krettnichite: PbMn+++2(VO4)2(OH)2  
Brackebuschite: Pb2(Mn,Fe++)(VO4)2(OH)

Comments: Scanning electron microscope image of a prismatic krettnichite (kr) aggregate associated with manganite (ma) and barian brackebuschite (br) in a vug. The inset is a close-up illustrating the morphology of brackebuschite. (Eur. J. Mineral, 13:146).
Location: hydrothermal manganite-quartz vein at the historic manganese deposit of Krettnich, Saarland, Germany. Scale: See Image.
© Eur. J. Mineral

Paganoite Image

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Paganoite: (Ni,Co)BiAsO5

Comments: Scanning electron microscope photomicrograph of blocky subhedral to euhedral crystals of paganoite and more fine-grained mottled material that is aerugite. (Eur. J. Mineral, 13:169).
Location: Johanngeorgenstadt, Saxony, Germany, mined in the mid-1800’s, nothing was preserved of its previous history until it was located in 1981 by the American mineral dealer David New in the back of a drawer in an old mineral shop in Germany.. Scale: See Image.
© Eur. J. Mineral

Paganoite Image

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Paganoite: (Ni,Co)BiAsO5

Comments: Scanning electron microscope photomicrograph of blocky subhedral to euhedral crystals of paganoite and more fine-grained mottled material that is aerugite. (Eur. J. Mineral, 13:169).
Location: Johanngeorgenstadt, Saxony, Germany, mined in the mid-1800’s, nothing was preserved of its previous history until it was located in 1981 by the American mineral dealer David New in the back of a drawer in an old mineral shop in Germany.. Scale: See Image.
© Eur. J. Mineral

Pertsevite Image

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Pertsevite: Mg2(BO3)F

Comments: Backscattered electron (BSE) picture of pertsevite (P, darker grey) partially replacing clinohumite (C, lighter grey). The still lighter grey mineral with cleavage at the top contacting only pertsevite is calcite. (Eur. J. Mineral, 15:1008).
Location: Contact-metasomatic kotoite marble from the region east of Verkhoyansk, Sakha-Yakutia, northeastern Siberia.. Scale: See Image.
© Eur. J. Mineral

Pertsevite Image

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Pertsevite: Mg2(BO3)F

Comments: Backscattered electron (BSE) picture of pertsevite (P, darker grey) partially replacing clinohumite (C, lighter grey). The still lighter grey mineral with cleavage at the top contacting only pertsevite is calcite. (Eur. J. Mineral, 15:1008).
Location: Contact-metasomatic kotoite marble from the region east of Verkhoyansk, Sakha-Yakutia, northeastern Siberia.. Scale: See Image.
© Eur. J. Mineral
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