Mineral Specimen Images (A)

Mineral Specimen Images (A)
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Mineral Specimen Images (A) With 620 Images

Allabogdanite Image

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Allabogdanite: (Fe,Ni)2P  
Schreibersite: (Fe,Ni)3P

Comments: Relict grain of allabogdanite crystal (ABG) surrounded by schreibersite rim (SCHR) in plessite matrix (PL). Black phase is a secondary Fe-Ni-hydroxide. Backscattered electron image. (AmMin, 87:1249).
Location: Onello iron meteorite (high-Ni ataxite) Onello River basin, Aldan shield, Saha (Sakha) Republic (Yakutia), Eastern-Siberian Region, Russia. Scale: Scale bar 10 µ-m.
© American Mineralogist

Allabogdanite Image

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Allabogdanite: (Fe,Ni)2P  
Schreibersite: (Fe,Ni)3P

Comments: Relict grain of allabogdanite crystal (ABG) surrounded by schreibersite rim (SCHR) in plessite matrix (PL). Black phase is a secondary Fe-Ni-hydroxide. Backscattered electron image. (AmMin, 87:1249).
Location: Onello iron meteorite (high-Ni ataxite) Onello River basin, Aldan shield, Saha (Sakha) Republic (Yakutia), Eastern-Siberian Region, Russia. Scale: Scale bar 10 µ-m.
© American Mineralogist

Allactite Image

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Allactite: Mn7(AsO4)2(OH)8

Comments: Brownish red allactite crystals.
Location: Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Allactite Image

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Allactite: Mn7(AsO4)2(OH)8

Comments: Brownish red allactite crystals.
Location: Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Allanite-(Ce) Image

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Allanite-(Ce): (Ce,Ca,Y)2(Al,Fe+++)3(SiO4)3(OH)

Comments: Dual views of the same 0.8 cm Jet black allanite-(Ce) on quartz.
Location: Tiro Estrella Mine, El Capitan Mts., Lincoln Co., New Mexico, USA. Scale: Crystal Size 0.8 cm.
© John Veevaert

Allanite-(Ce) Image

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Allanite-(Ce): (Ce,Ca,Y)2(Al,Fe+++)3(SiO4)3(OH)

Comments: Dual views of the same 0.8 cm Jet black allanite-(Ce) on quartz.
Location: Tiro Estrella Mine, El Capitan Mts., Lincoln Co., New Mexico, USA. Scale: Crystal Size 0.8 cm.
© John Veevaert

Allanite-(La) Image

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Allanite-(La): Ca(REE,Ca)Al2(Fe++,Fe+++)(SiO4)(Si2O7)O(OH)

Comments: A single prismatic allanite-(La) crystal with small, lustrous black magnetite crystals, all on a matrix of hedenbergite.
Location: Mina Nueva Vizcaya, Sierra Gorda, Burguillos del Cerro, Badajoz, Spain. Scale: Crystal size 0.9 x 0.5 cm.
© Fabre Minerals

Allanite-(La) Image

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Allanite-(La): Ca(REE,Ca)Al2(Fe++,Fe+++)(SiO4)(Si2O7)O(OH)

Comments: A single prismatic allanite-(La) crystal with small, lustrous black magnetite crystals, all on a matrix of hedenbergite.
Location: Mina Nueva Vizcaya, Sierra Gorda, Burguillos del Cerro, Badajoz, Spain. Scale: Crystal size 0.9 x 0.5 cm.
© Fabre Minerals

Allanite-(Y) Image

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Allanite-(Y): (Y,Ce,Ca)2(Al,Fe+++)3(SiO4)3(OH)

Comments: Dark brown allanite-(Y) in matrix.
Location: Boden, Marienberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 10 mm.
© Thomas Witzke / Abraxas-Verlag

Allanite-(Y) Image

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Allanite-(Y): (Y,Ce,Ca)2(Al,Fe+++)3(SiO4)3(OH)

Comments: Dark brown allanite-(Y) in matrix.
Location: Boden, Marienberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 10 mm.
© Thomas Witzke / Abraxas-Verlag

Allanpringite Image

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Allanpringite: Fe3(PO4)2(OH)3·5H2O

Comments: Yellow crystals of allanpringite with cacoxenite and beraunite.
Location: Grube Mark, Essershausen, Weilburg, Taunus, Gerrmany. Scale: Picture size 1 cm.
© Diederik Visser

Allanpringite Image

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Allanpringite: Fe3(PO4)2(OH)3·5H2O

Comments: Yellow crystals of allanpringite with cacoxenite and beraunite.
Location: Grube Mark, Essershausen, Weilburg, Taunus, Gerrmany. Scale: Picture size 1 cm.
© Diederik Visser

Allargentum Image

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Allargentum: Ag1-xSbx(x=0.009-0.16)

Comments: Irregular crystalline aggregate grain of allargentum.
Location: Shaft 371, Schlema-Hartenstein area, Erzgebirge, Saxony, Germany. Scale: Specimen size 43 mm.
© Thomas Witzke / Abraxas-Verlag

Allargentum Image

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Allargentum: Ag1-xSbx(x=0.009-0.16)

Comments: Irregular crystalline aggregate grain of allargentum.
Location: Shaft 371, Schlema-Hartenstein area, Erzgebirge, Saxony, Germany. Scale: Specimen size 43 mm.
© Thomas Witzke / Abraxas-Verlag

Alleghanyite Image

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Alleghanyite: Mn5(SiO4)2(OH)2

Comments: Massive, brown alleghanyite with white calcite.
Location: Parker Shaft, Franklin, Sussex County, New Jersey. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Alleghanyite Image

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Alleghanyite: Mn5(SiO4)2(OH)2

Comments: Massive, brown alleghanyite with white calcite.
Location: Parker Shaft, Franklin, Sussex County, New Jersey. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Alleghanyite Image

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Alleghanyite: Mn5(SiO4)2(OH)2  
Galaxite: (Mn,Mg)(Al,Fe+++)2O4

Comments: Black granular galaxite with reddish alleghanyite and white kutnohorite.
Location: Bald Knob, Alleghany County, North Carolina, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Alleghanyite Image

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Alleghanyite: Mn5(SiO4)2(OH)2  
Galaxite: (Mn,Mg)(Al,Fe+++)2O4

Comments: Black granular galaxite with reddish alleghanyite and white kutnohorite.
Location: Bald Knob, Alleghany County, North Carolina, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Allendeite Image

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Allendeite: Sc4Zr3O12  
Hexamolybdenum: (Mo,Ru,Fe,Ir,Os)

Comments: BSE image of the refractory inclusion in the Allendeite meteorite containing allendeite (BSE bright phase) and hexamolybdenum (BSE bright phase).
Location: Allende meteorite, Pueblito de Allende, Chihuahua, Mexico.. Scale: See Image.
© Lunar and Planetary Science Instutute

Allendeite Image

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Allendeite: Sc4Zr3O12  
Hexamolybdenum: (Mo,Ru,Fe,Ir,Os)

Comments: BSE image of the refractory inclusion in the Allendeite meteorite containing allendeite (BSE bright phase) and hexamolybdenum (BSE bright phase).
Location: Allende meteorite, Pueblito de Allende, Chihuahua, Mexico.. Scale: See Image.
© Lunar and Planetary Science Instutute
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