Mineral Specimen Images (O)

Mineral Specimen Images (O)
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Mineral Specimen Images (O) With 142 Images

Orpiment Image

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Orpiment: As2S3

Comments: Deep orange-colored orpiment crystal aggregate.
Location: Twin Creeks mine, 62 bench, north of Winnemucca, Humboldt County, Nevada. USA. Scale: 6.5 x 5.5 cm.
© Fabre Minerals

Orpiment Image

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Orpiment: As2S3

Comments: Deep orange-colored orpiment crystal aggregate.
Location: Twin Creeks mine, 62 bench, north of Winnemucca, Humboldt County, Nevada. USA. Scale: 6.5 x 5.5 cm.
© Fabre Minerals

Orthochamosite Image

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Orthochamosite: (Fe++,Mg,Fe+++)5Al(Si3Al)O10(OH,O)8

Comments: Pale green micaceous orthochamosite in quartz.
Location: Near Manggruvan, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Orthochamosite Image

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Orthochamosite: (Fe++,Mg,Fe+++)5Al(Si3Al)O10(OH,O)8

Comments: Pale green micaceous orthochamosite in quartz.
Location: Near Manggruvan, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Orthochrysotile Image

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Orthochrysotile: Mg3Si2O5(OH)4

Comments: Pale tan asbestos fiber (orthochrysotile) vein in rock.
Location: El Dorado Mine, Salt River Canyon, Gila County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Orthochrysotile Image

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Orthochrysotile: Mg3Si2O5(OH)4

Comments: Pale tan asbestos fiber (orthochrysotile) vein in rock.
Location: El Dorado Mine, Salt River Canyon, Gila County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Orthoclase Image

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Orthoclase: KAlSi3O8  
Lorenzenite: Na2Ti2Si2O9

Comments: Striated, dark violet crystal of lorenzenite in cream-colored orthoclase.
Location: Khibiny Massif, Kola Peninsula, Russia. Scale: 1.3 x 1.2 cm.
© John Veevaert

Orthoclase Image

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Orthoclase: KAlSi3O8

Comments: Gemmy, twinned adularia (orthoclase) specimen on matrix. Former Bally Museum collection.
Location: Rhonegletscher, Switzerland. Scale: Crystal size 3 x 2 cm.
© Fabre Minerals

Orthoclase Image

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Orthoclase: KAlSi3O8  
Lorenzenite: Na2Ti2Si2O9

Comments: Striated, dark violet crystal of lorenzenite in cream-colored orthoclase.
Location: Khibiny Massif, Kola Peninsula, Russia. Scale: 1.3 x 1.2 cm.
© John Veevaert

Orthoclase Image

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Orthoclase: KAlSi3O8

Comments: Carlsbad twinned crystal of orthoclase. Former Martín Oliete Fontela collection.
Location: Zarzalejo, Madrid. Scale: 5.2x4.6x2.2 cm.
© Fabre Minerals

Orthoclase Image

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Orthoclase: KAlSi3O8

Comments: Carlsbad twinned crystal of orthoclase. Former Martín Oliete Fontela collection.
Location: Zarzalejo, Madrid. Scale: 5.2x4.6x2.2 cm.
© Fabre Minerals

Orthoclase Image

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Orthoclase: KAlSi3O8

Comments: Gemmy, twinned adularia (orthoclase) specimen on matrix. Former Bally Museum collection.
Location: Rhonegletscher, Switzerland. Scale: Crystal size 3 x 2 cm.
© Fabre Minerals

Orthoericssonite Image

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Orthoericssonite: BaMn2(Fe+++O)Si2O7(OH)  
Ericssonite: BaMn++2Fe+++O[Si2O7](OH)  
Tephroite: Mn2SiO4

Comments: Dark brown ericssonite, intergrown with orthoericssonite, with pink rhodonite, light brown diopside (var. schefferite) and gray tephroite.
Location: Langban, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Orthoericssonite Image

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Orthoericssonite: BaMn2(Fe+++O)Si2O7(OH)  
Ericssonite: BaMn++2Fe+++O[Si2O7](OH)  
Tephroite: Mn2SiO4

Comments: Dark brown ericssonite, intergrown with orthoericssonite, with pink rhodonite, light brown diopside (var. schefferite) and gray tephroite.
Location: Langban, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Orthominasragrite Image

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Orthominasragrite: VO(SO4)·5(H2O)

Comments: Dark blue, spherical aggregate of orthominasragrite.
Location: Temple Mountain, Emery Co., Utah, USA. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

Orthominasragrite Image

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Orthominasragrite: VO(SO4)·5(H2O)

Comments: Dark blue, spherical aggregate of orthominasragrite.
Location: Temple Mountain, Emery Co., Utah, USA. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

Orthoserpierite Image

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Orthoserpierite: Ca(Cu,Zn)4(SO4)2(OH)6·3(H2O)

Comments: Vivid blue green sheets and coatings of orthoserpierite on matrix.
Location: Galiuro Mt. Copper Creek, Pinal County, Arizona, USA. Scale: 3.0 X 4.4 cm.
© John Veevaert

Orthoserpierite Image

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Orthoserpierite: Ca(Cu,Zn)4(SO4)2(OH)6·3(H2O)

Comments: Vivid blue green sheets and coatings of orthoserpierite on matrix.
Location: Galiuro Mt. Copper Creek, Pinal County, Arizona, USA. Scale: 3.0 X 4.4 cm.
© John Veevaert

Orthowalpurgite Image

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Orthowalpurgite: (UO2)Bi4O4(AsO4)2·2(H2O)

Comments: Plastic container with fragments of the holotype specimen for orthowalpurgite.
Location: Schmiedestollen, Black Forest, near Wittichen, Baden-Württemberg, Germany. Scale: Not Given.
© German Type Specimen Catalogue

Orthowalpurgite Image

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Orthowalpurgite: (UO2)Bi4O4(AsO4)2·2(H2O)

Comments: Plastic container with fragments of the holotype specimen for orthowalpurgite.
Location: Schmiedestollen, Black Forest, near Wittichen, Baden-Württemberg, Germany. Scale: Not Given.
© German Type Specimen Catalogue
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