Mineral Specimen Images (M)

Mineral Thumbnail Images (M)

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Mineral Specimen Images (M) With 774 Images

Manganite Image

Images:

Manganite: MnO(OH)
Sudoite: Mg2(Al,Fe+++)3Si3AlO10(OH)8

Comments: Pinkish to nearly white earthy sudoite with dark manganite.
Location: Ilfeld, Nordhausen, Erfurt district, Harz Mts, Thuringia, Germany. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Manganite Image

Images:

Manganite: MnO(OH)

Comments: Lustrous feathery crystals of manganite to 0.75 cm.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 7.8 x 4.2 cm.
© John Veevaert

Manganite Image

Images:

Manganite: MnO(OH)
Vaterite: CaCO3
Defernite: Ca6(CO3)2-x(SiO4)x(OH)7(Cl,OH)1-2x (x=0,5)

Comments: Opaque white fibrous vaterite with red defernite and black manganite.
Location: Kombat Mine, Otavi, Otjozondjupa, Namibia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Manganite Image

Images:

Manganite: MnO(OH)
Vaterite: CaCO3
Defernite: Ca6(CO3)2-x(SiO4)x(OH)7(Cl,OH)1-2x (x=0,5)

Manganlotharmeyerite Image

Images:

Manganlotharmeyerite: Ca(Mn+++,Mg,)2(AsO4)2(OH,H2O)2

Comments: Scanning electron micrograph of subparallel crystals of manganlotharmeyerite.
Location: Massive braunite ores at the Starlera Mn deposit in the Eastern Alps of Switzerland. Scale: See Picture.
© Canadian Mineralogist

Manganlotharmeyerite Image

Images:

Manganlotharmeyerite: Ca(Mn+++,Mg,)2(AsO4)2(OH,H2O)2

Manganochromite Image

Images:

Manganochromite: (Mn,Fe++)(Cr,V)2O4

Comments: B&W polished section image showing a somewhat irregular manganochromite grain (pale grey) lying between hexagonal pyrrhotite (white) and a large diopside crystal (grey).
Location: Nairne pyrite formation, (Shepard's Hill Quarry), Brukunga, 47km east of Adelaide, South Australia. (AmMin, v63:1166). Scale: FOV 450 µm.
© American Mineralogist

Manganochromite Image

Images:

Manganochromite: (Mn,Fe++)(Cr,V)2O4

Manganocummingtonite Image

Images:

Manganocummingtonite: Na(Na,Mn)2(Mg4,Fe+++)5Si8O22(OH)2

Comments: Dark green fibrous manganocummingtonite.
Location: Franklin, Sussex County, New Jersey, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Manganocummingtonite Image

Images:

Manganocummingtonite: Na(Na,Mn)2(Mg4,Fe+++)5Si8O22(OH)2

Comments: Dark green fibrous manganocummingtonite.
Location: Franklin, Sussex County, New Jersey, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Manganogrunerite Image

Images:

Manganogrunerite: [ ]Mn2Fe++5Si8O22(OH)

Comments: Brown fibrous massive, iron stained manganogrunerite.
Location: Hallefors, Orebro, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Manganogrunerite Image

Images:

Manganogrunerite: [ ]Mn2Fe++5Si8O22(OH)

Comments: Brown fibrous massive, iron stained manganogrunerite.
Location: Hallefors, Orebro, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Manganohornesite Image

Images:

Manganohornesite: (Mn,Mg)3(AsO4)2·8(H2O)

Comments: Micro, white, needles of manganese-hornesite to about 0.75mm on hausmannite-rich matrix.
Location: Langban, Varmland, Sweden. Scale: 5.5 x 4 x 2.5cm.
© Tom Loomis / Dakota Matrix

Manganohornesite Image

Images:

Manganohornesite: (Mn,Mg)3(AsO4)2·8(H2O)

Manganokhomyakovite Image

Images:

Manganokhomyakovite: Na12Sr3Ca6Mn3Zr3W(Si25O73)(O,OH,H2O)3(OH,Cl)2

Comments: Pseudo-octahedral Manganokhomyakovite crystals. (CanMin, v37:893).
Location: Mont Saint-Hilaire, Quebec, Canada. Scale: Crystal Size 0.51 mm.
© László Horváth / Canadian Mineralogist

Manganokhomyakovite Image

Images:

Manganokhomyakovite: Na12Sr3Ca6Mn3Zr3W(Si25O73)(O,OH,H2O)3(OH,Cl)2

Manganokukisvumite Image

Images:

Manganokukisvumite: Na6MnTi4Si8O28·4(H2O)

Comments: Scanning electron photomicrograph of manganokukisvumite. (CanMin, v 42 , p 782).
Location: Mont Saint-Hilaire, Quebec. Scale: See Image.
© Canadian Mineralogist

Manganokukisvumite Image

Images:

Manganokukisvumite: Na6MnTi4Si8O28·4(H2O)

Comments: Scanning electron photomicrograph of manganokukisvumite. (CanMin, v 42 , p 782).
Location: Mont Saint-Hilaire, Quebec. Scale: See Image.
© Canadian Mineralogist

Manganoneptunite Image

Images:

Manganoneptunite: KNa2Li(Mn,Fe++)2Ti2Si8O24

Comments: Dark brown crystal of mangan-neptunite on matrix.
Location: Kibblehouse quarry, Perkiomenville, Pennsylvania, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Manganoneptunite Image

Images:

Manganoneptunite: KNa2Li(Mn,Fe++)2Ti2Si8O24
Shkatulkalite: {(Na,Mn,Ca,[ ])4[Nb2(O,H2O)4Si4O14](OH,F)2}·2(H2O,[ ])

Comments: Pearly white shkatulkalite with brown mangan-neptunite grains.
Location: Shkatulka pegmatite, Umbozero mine, Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Picture size 4.5 mm.
© Thomas Witzke / Abraxas-Verlag

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