Mineral Specimen Images (N)

Mineral Specimen Images (N)
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Mineral Specimen Images (N) With 278 Images

Naujakasite Image

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Naujakasite: Na6(Fe++,Mn)Al4Si8O26  
Villiaumite: NaF

Comments: Greenish-gray crystals of naujakasite with red villiaumite.
Location: Narsaq river, Kvanefjeld Mt., Ilímaussaq massif, Greenland. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Naujakasite Image

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Naujakasite: Na6(Fe++,Mn)Al4Si8O26  
Villiaumite: NaF

Comments: Greenish-gray crystals of naujakasite with red villiaumite.
Location: Narsaq river, Kvanefjeld Mt., Ilímaussaq massif, Greenland. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Naumannite Image

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Naumannite: Ag2Se

Comments: Black crystal of Naumannite in a quartz-lined vug.
Location: DeLamar mine, DeLamar, Owyhee County, Idaho. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Naumannite Image

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Naumannite: Ag2Se

Comments: Black crystal of Naumannite in a quartz-lined vug.
Location: DeLamar mine, DeLamar, Owyhee County, Idaho. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Navajoite Image

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Navajoite: V2O5·3(H2O)

Comments: Purple-brown adamantine navajoite coatings on conglomerate.
Location: Monument #2 Mine, Monument Valley, Apache County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Navajoite Image

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Navajoite: V2O5·3(H2O)

Comments: Purple-brown adamantine navajoite coatings on conglomerate.
Location: Monument #2 Mine, Monument Valley, Apache County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Nchwaningite Image

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Nchwaningite: Mn++2SiO3(OH)2·(H2O)

Comments: SEM image of acicular, platy nchwaningite crystals. (AmMin, v80:377).
Location: N'chwaning mine, Kalahari manganesefi eld, South Africa. Scale: See Image.
© American Mineralogist

Nchwaningite Image

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Nchwaningite: Mn++2SiO3(OH)2·(H2O)

Comments: SEM image of acicular, platy nchwaningite crystals. (AmMin, v80:377).
Location: N'chwaning mine, Kalahari manganesefi eld, South Africa. Scale: See Image.
© American Mineralogist

Nealite Image

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Nealite: Pb4Fe++(As+++++O4)2Cl4

Comments: Orange-yellow prismatic crystals of Nealite on matrix.
Location: Lavrion District slag localities, Attikí (Attica; Attika) Prefecture, Greece. Scale: Picture size 2 mm.
© Thomas Witzke / Abraxas-Verlag

Nealite Image

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Nealite: Pb4Fe++(As+++++O4)2Cl4

Comments: Orange-yellow prismatic crystals of Nealite on matrix.
Location: Lavrion District slag localities, Attikí (Attica; Attika) Prefecture, Greece. Scale: Picture size 2 mm.
© Thomas Witzke / Abraxas-Verlag

Nealite-(H2O) Image

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Nealite-(H2O): Pb4Fe++(As+++O3)2Cl4·2(H2O)

Comments: Orange crystals of nealite-(H2O) on matrix.
Location: Laurium, Greece. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Nealite-(H2O) Image

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Nealite-(H2O): Pb4Fe++(As+++O3)2Cl4·2(H2O)

Comments: Orange crystals of nealite-(H2O) on matrix.
Location: Laurium, Greece. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Nechelyustovite Image

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Nechelyustovite: (Ba,Na)2{(Na,Ti,Mn)4[(Ti,Nb)2O2Si4O14](OH,O,F)2}·4.5H2O

Comments: Nechelyustovite aggregate.
Location: Kirovsky Mine, Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Russia. Scale: Grid Size 1 mm.
© Sergey Vasiliev / Systematic Mineralogy

Nechelyustovite Image

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Nechelyustovite: (Ba,Na)2{(Na,Ti,Mn)4[(Ti,Nb)2O2Si4O14](OH,O,F)2}·4.5H2O

Comments: Nechelyustovite aggregate.
Location: Kirovsky Mine, Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Russia. Scale: Grid Size 1 mm.
© Sergey Vasiliev / Systematic Mineralogy

Neighborite Image

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Neighborite: NaMgF3

Comments: Dark red-brown neighborite crystals in matrix.
Location: Mont St. Hilaire, Quebec, Canada. Scale: Crystal Size 1-2 mm.
© Diederik Visser

Neighborite Image

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Neighborite: NaMgF3

Comments: Dark red-brown neighborite crystals in matrix.
Location: Mont St. Hilaire, Quebec, Canada. Scale: Crystal Size 1-2 mm.
© Diederik Visser

Nekoite Image

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Nekoite: Ca3Si6O15·7(H2O)

Comments: Sprays of translucent acicular nekoite crystals.
Location: Iron Cap Mine, Graham County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Nekoite Image

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Nekoite: Ca3Si6O15·7(H2O)

Comments: Sprays of translucent acicular nekoite crystals.
Location: Iron Cap Mine, Graham County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Neltnerite Image

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Neltnerite: CaMn+++6SiO12

Comments: Black neltnerite microcrystals lining vugs.
Location: Manganese Creek, Keeweenaw County, Michigan, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Neltnerite Image

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Neltnerite: CaMn+++6SiO12

Comments: Black neltnerite microcrystals lining vugs.
Location: Manganese Creek, Keeweenaw County, Michigan, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species
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