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McDougall Minerals sells high-quality mineral specimens from all over the world to collectors of all levels, from beginners to connoisseurs

Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.

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's Image Gallery With 4041 Images

Nahpoite Image

Images:

Nahpoite: Na2HPO4

Comments: Nearly opaque white powdery nahpoite.
Location: Big Fish River, Yukon Territory, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Nakauriite Image

Images:

Nakauriite: (Mn,Ni,Cu)8(SO4)4(CO3)(OH)6·48(H2O)

Comments: Blue crystals of nakauriite on green serpentinite.
Location: Lobming, Styria, Austria. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Nalivkinite Image

Images:

Nalivkinite: Li2NaFe++7Ti2Si8O24(OH)4F

Comments: Aggregate of metallic, bronze nalivkinite flake-like plates in alkaline granitic pegmatite. Associated minerals are quartz, feldspars and aegirine.
Location: . Scale: Picture Size 3x2.5 cm.
© Pavel M. Kartashov

Namansilite Image

Images:

Namansilite: NaMn+++(Si2O6)

Comments: Dark red namansilite veinlets in rock (slabbed specimen).
Location: Woods mine, near Tamworth, New South Wales, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Nambulite Image

Images:

Nambulite: (Li,Na)Mn++4[Si5O14(OH)]

Comments: Brown crystalline nambulite with pinkish rhodonite.
Location: Gozaisho Mine, Iwaki, Fukushima, Japan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Namibite Image

Images:

Namibite: Cu++Bi2(VO4)O2

Comments: Dark green crystals of namibite on matrix.
Location: Pucher Shaft, Schneeberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 1.3 mm.
© Thomas Witzke / Abraxas-Verlag

Namuwite Image

Images:

Namuwite: (Zn,Cu)4(SO4)(OH)6·4(H2O)

Comments: Sky-blue, platy crystals of namuwite on matrix.
Location: Gelbe Birke Mine, Schwarzenberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 1.5 mm.
© Thomas Witzke / Abraxas-Verlag

Nanpingite Image

Images:

Nanpingite: Cs(Al,Mg,Fe++,Li)2(Si3Al)O10(OH,F)2
Lepidolite: K(Li,Al)3(Si,Al)4O10(F,OH)2

Comments: Hexagonal tabular crystals of pearly colourless lepidolite within massive white pollucite from unknown rare metal pegmatite. Nanpingite forms the outer zones of these lepidolite crystals (~30-150 µm).
Location: China. Scale: Specimen size is 3.5x3x2 cm.
© Pavel M. Kartashov

Narsarsukite Image

Images:

Narsarsukite: Na2(Ti,Fe+++)Si4(O,F)11

Comments: Narsarsukite crystal in matrix.
Location: Mont Saint-Hilaire, Quebec, Canada. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Nasonite Image

Images:

Nasonite: Pb6Ca4Si6O21Cl2
Epidote-(Pb): (Ca,Pb,Sr)2(Al,Fe+++)3(SiO4)(Si2O7)O(OH)

Comments: Colorless, transparent hexagonal prism of nasonite on reddish brown hancockite (epidote-(Pb)).
Location: Franklin, Sussex County, New Jersey, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Nastrophite Image

Images:

Nastrophite: Na(Sr,Ba)(PO4)·9(H2O)

Comments: Glassy to chalky crystalline nastrophite fragment.
Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Natanite Image

Images:

Natanite: Fe++Sn++++(OH)6

Comments: Reddish brown crystal of natanite on matrix.
Location: Potosi mine, Santa Eulalia, Chihuahua, Mexico. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Natisite Image

Images:

Natisite: Na2(TiO)SiO4

Comments: Yellow-greenish crystals of natisite in matrix.
Location: Mt. Karnasurt, Lovozero, Kola, Russia. Scale: Picture size 1 cm.
© Diederik Visser

Natrite Image

Images:

Natrite: Na2CO3

Comments: White opaque massive natrite.
Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Natroalunite Image

Images:

Natroalunite: NaAl3(SO4)2(OH)6

Comments: Pure white porcelaneous massive natroalunite.
Location: Sugarloaf Butte, Quartzite, La Paz County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Natrobistantite Image

Images:

Natrobistantite: (Na,Cs)Bi(Ta,Nb,Sb)4O12

Comments: Bluish-green fragments of natrobistantite embedded in epoxy, co-type material.
Location: Kyoktogai pegmatite field, Altai, Xinjinag Province, China. Scale: See Image.
© Rruff Database

Natroboltwoodite Image

Images:

Natroboltwoodite: (H3O)(Na,K)(UO2)SiO4·(H2O)

Comments: Pale yellow, massive, waxy natroboltwoodite.
Location: Alluaiv Mountain, Lovozero, Russia. Scale: See Image.
© Rruff Database

Natrochalcite Image

Images:

Natrochalcite: NaCu2(SO4)2(OH)·(H2O)
Krohnkite: Na2Cu(SO4)2·2(H2O)

Comments: Royal blue kröhnkite and green natrochalcite.
Location: Chiquicamata, Chile. Scale: 3.5 x 2 cm.
© John Veevaert

Natrochalcite Image

Images:

Natrochalcite: NaCu2(SO4)2(OH)·(H2O)

Comments: Green, transparent crystals of natrochalcite on dark green atacamite.
Location: Chuquicamata, Antofagasta, Chile. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Natrodufrenite Image

Images:

Natrodufrenite: Na(Fe+++,Fe++)(Fe+++,Al)5(PO4)4(OH)6·2(H2O)

Comments: Greenish gray, botryoidal aggregates natrodufrenite on hematite-stained quartz.
Location: Greifenstein Rocks, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

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