Mineral Specimen Images (A)

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

Ammonioalunite Image

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Ammonioalunite: (NH4)Al3(SO4)2(OH)6  
Kaolinite: Al2Si2O5(OH)4

Comments: White chalky ammonioalunite on darker kaolinite.
Location: Schoeller Mine, Kladno, Stredocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ammonioalunite Image

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Ammonioalunite: (NH4)Al3(SO4)2(OH)6  
Kaolinite: Al2Si2O5(OH)4

Comments: White chalky ammonioalunite on darker kaolinite.
Location: Schoeller Mine, Kladno, Stredocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ammoniojarosite Image

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Ammoniojarosite: (NH4)Fe+++3(SO4)2(OH)6

Comments: Tan colored fine-grained massive ammoniojarosite, intimately associated with quartz.
Location: Wamsutter, Sweetwater County, Wyoming, USA. Scale: See Image.
© Rruff Database

Ammoniojarosite Image

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Ammoniojarosite: (NH4)Fe+++3(SO4)2(OH)6

Comments: Tan colored fine-grained massive ammoniojarosite, intimately associated with quartz.
Location: Wamsutter, Sweetwater County, Wyoming, USA. Scale: See Image.
© Rruff Database

Ammonioleucite Image

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Ammonioleucite: (NH4,K)AlSi2O6

Comments: White powdery ammonioleucite associated with colorless analcime.
Location: Tatarazawa Quarry, Fujioka Gunma Prefecture, Hunho Island, Japan. Scale: See Image.
© Rruff Database

Ammonioleucite Image

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Ammonioleucite: (NH4,K)AlSi2O6

Comments: White powdery ammonioleucite associated with colorless analcime.
Location: Tatarazawa Quarry, Fujioka Gunma Prefecture, Hunho Island, Japan. Scale: See Image.
© Rruff Database

Analcime Image

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Analcime: NaAlSi2O6·(H2O)  
Behoite: Be(OH)2

Comments: Gray-white microcline crystals up to 4 cm coated with overgrowth of analcime 18 mm diameter, black aegirine up to 25 mm and most notable, a pale pink behoite.
Location: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mt Saint-Hilaire, Rouville Co., Québec, Canada. Scale: 5x4x3 cm.
© John Betts - Fine Minerals

Analcime Image

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Analcime: NaAlSi2O6·(H2O)  
Behoite: Be(OH)2

Comments: Gray-white microcline crystals up to 4 cm coated with overgrowth of analcime 18 mm diameter, black aegirine up to 25 mm and most notable, a pale pink behoite.
Location: Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry), Mt Saint-Hilaire, Rouville Co., Québec, Canada. Scale: 5x4x3 cm.
© John Betts - Fine Minerals

Analcime Image

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Analcime: NaAlSi2O6·(H2O)  
Serandite: Na(Mn++,Ca)2Si3O8(OH)  
Natrolite: Na2[Al2Si3O10]·2(H2O)

Comments: Orange-red, blocky serandite with white, blocky natrolite and white, equant grains of analcime.
Location: Mt. St. Hilaire, Canada. Scale: 4 x 3 cm.
© Fabre Minerals

Analcime Image

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Analcime: NaAlSi2O6·(H2O)

Comments: Brownish yellow transparent analcime crystals.
Location: Guam. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Analcime Image

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Analcime: NaAlSi2O6·(H2O)

Comments: Brownish yellow transparent analcime crystals.
Location: Guam. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Analcime Image

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Analcime: NaAlSi2O6·(H2O)  
Serandite: Na(Mn++,Ca)2Si3O8(OH)  
Natrolite: Na2[Al2Si3O10]·2(H2O)

Comments: Orange-red, blocky serandite with white, blocky natrolite and white, equant grains of analcime.
Location: Mt. St. Hilaire, Canada. Scale: 4 x 3 cm.
© Fabre Minerals

Anandite Image

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Anandite: (Ba,K)(Fe++,Mg)3(Si,Al,Fe)4O10(S,OH)2  
Gillespite: BaFe++Si4O10

Comments: Black micaceous anandite with dark red gillespite.
Location: Esquire No. 7 Claim, Big Creek, Fresno County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Anandite Image

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Anandite: (Ba,K)(Fe++,Mg)3(Si,Al,Fe)4O10(S,OH)2  
Gillespite: BaFe++Si4O10

Comments: Black micaceous anandite with dark red gillespite.
Location: Esquire No. 7 Claim, Big Creek, Fresno County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Anapaite Image

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Anapaite: Ca2Fe++(PO4)2·4(H2O)

Comments: Specimen of anapaite on limonite. There are two distinct crystal forms of anapaite - both bladed or tabular and spiky (See inset images).
Location: Taman Peninsula, Black Sea, Russia. Scale: 6 x 5 cm.
© John Veevaert

Anapaite Image

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Anapaite: Ca2Fe++(PO4)2·4(H2O)

Comments: Specimen of anapaite on limonite. There are two distinct crystal forms of anapaite - both bladed or tabular and spiky (See inset images).
Location: Taman Peninsula, Black Sea, Russia. Scale: 6 x 5 cm.
© John Veevaert

Anatase Image

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Anatase: TiO2

Comments: anatase with calcite.
Location: Hardangervidda, Norway, (1999). Scale: 1.5 x 3 cm.
© Fabre Minerals

Anatase Image

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Anatase: TiO2

Comments: anatase with calcite.
Location: Hardangervidda, Norway, (1999). Scale: 1.5 x 3 cm.
© Fabre Minerals

Ancylite-(Ce) Image

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Ancylite-(Ce): SrCe(CO3)2(OH)·(H2O)

Comments: Pinkish brown ancylite-(Ce) blades.
Location: Mont St. Hilaire, Quebec, Canada. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Ancylite-(Ce) Image

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Ancylite-(Ce): SrCe(CO3)2(OH)·(H2O)

Comments: Pinkish brown ancylite-(Ce) blades.
Location: Mont St. Hilaire, Quebec, Canada. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals
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