Mineral Specimen Images (A)

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

Aplowite Image

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Aplowite: (Co,Mn,Ni)SO4·4(H2O)  
Villiaumite: NaF

Comments: Pink aplowite laths intergrown with lustrous, red, massive villiaumite.
Location: Mt Rasvumchorr, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: 20x19x18 mm.
© John Betts - Fine Minerals

Aplowite Image

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Aplowite: (Co,Mn,Ni)SO4·4(H2O)  
Villiaumite: NaF

Comments: Pink aplowite laths intergrown with lustrous, red, massive villiaumite.
Location: Mt Rasvumchorr, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: 20x19x18 mm.
© John Betts - Fine Minerals

Apophyllite Image

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Apophyllite: KCa4(Si4O10)2F·8(H2O)  
Apophyllite-(KOH): KCa4Si8O20(OH,F)·8(H2O)  
Stilbite-Ca: NaCa4[Al8Si28O72]·n(H2O) (n=28-32)

Comments: 3 cm. pink-colored rosette of stilbite and clear "apophyllite" (probably hydroxyapophyllite) in an amygdaloidal cavity.
Location: Aurangabad District, Jalgaon, India. Scale: Specimen size 6 cm.
© Dave Barthelmy

Apophyllite Image

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Apophyllite: KCa4(Si4O10)2F·8(H2O)  
Kinoite: Ca2Cu2Si3O8(OH)4

Comments: Crystals of dark blue kinoite and clear apophyllite.
Location: Christmas Mine, Gila County, Arizona, USA. Scale: Crystal size 2.5 mm.
© John Veevaert

Apophyllite Image

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Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Mint green to clear apophyllite flat top crystals in a circular stellate cluster on pink stilbite.
Location: Rahuri, Maharashtra State, India. Scale: Specimen size 10 cm.
© Kevin Ward

Apophyllite Image

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Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Mint green to clear apophyllite flat top crystals in a circular stellate cluster on pink stilbite.
Location: Rahuri, Maharashtra State, India. Scale: Specimen size 10 cm.
© Kevin Ward

Apophyllite Image

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Apophyllite: KCa4(Si4O10)2F·8(H2O)  
Apophyllite-(KOH): KCa4Si8O20(OH,F)·8(H2O)  
Stilbite-Ca: NaCa4[Al8Si28O72]·n(H2O) (n=28-32)

Comments: 3 cm. pink-colored rosette of stilbite and clear "apophyllite" (probably hydroxyapophyllite) in an amygdaloidal cavity.
Location: Aurangabad District, Jalgaon, India. Scale: Specimen size 6 cm.
© Dave Barthelmy

Apophyllite Image

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Apophyllite: KCa4(Si4O10)2F·8(H2O)  
Kinoite: Ca2Cu2Si3O8(OH)4

Comments: Crystals of dark blue kinoite and clear apophyllite.
Location: Christmas Mine, Gila County, Arizona, USA. Scale: Crystal size 2.5 mm.
© John Veevaert

Apophyllite-(KF) Image

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Apophyllite-(KF): (K,Na)Ca4Si8O20(F,OH)·8(H2O)  
Stilbite-Ca: NaCa4[Al8Si28O72]·n(H2O) (n=28-32)  
Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Doubly terminated, very clear and perfect fluorapophyllite with white stilbite.
Location: Jalgaon, India. Scale: 4 x 3.5 cm.
© Fabre Minerals

Apophyllite-(KF) Image

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Apophyllite-(KF): (K,Na)Ca4Si8O20(F,OH)·8(H2O)  
Stilbite-Ca: NaCa4[Al8Si28O72]·n(H2O) (n=28-32)  
Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Doubly terminated, very clear and perfect fluorapophyllite with white stilbite.
Location: Jalgaon, India. Scale: 4 x 3.5 cm.
© Fabre Minerals

Apophyllite-(KOH) Image

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Apophyllite-(KOH): KCa4Si8O20(OH,F)·8(H2O)  
Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Crystal cluster of tabular hydroxyapophyllite.
Location: Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 2.5 x 2.3 cm.
© John Veevaert

Apophyllite-(KOH) Image

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Apophyllite-(KOH): KCa4Si8O20(OH,F)·8(H2O)  
Apophyllite: KCa4(Si4O10)2F·8(H2O)

Comments: Crystal cluster of tabular hydroxyapophyllite.
Location: Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 2.5 x 2.3 cm.
© John Veevaert

Apophyllite-(NaF) Image

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Apophyllite-(NaF): NaCa4Si8O20F·8(H2O)

Comments: Pale pink opaque blocky crystal natroapophyllite aggregate.
Location: Boghil Quarry, Glengormley, Newtownabbey, County Antrim, Northern Ireland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Apophyllite-(NaF) Image

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Apophyllite-(NaF): NaCa4Si8O20F·8(H2O)

Comments: Pale pink opaque blocky crystal natroapophyllite aggregate.
Location: Boghil Quarry, Glengormley, Newtownabbey, County Antrim, Northern Ireland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Apuanite Image

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Apuanite: Fe++Fe+++4Sb+++4O12S

Comments: Black tabular crystal of apuanite on matrix.
Location: Buca della Vena Mine, Stazzema, Versilia Valley, Apuan Alps, Tuscany, Italy. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

Apuanite Image

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Apuanite: Fe++Fe+++4Sb+++4O12S

Comments: Black tabular crystal of apuanite on matrix.
Location: Buca della Vena Mine, Stazzema, Versilia Valley, Apuan Alps, Tuscany, Italy. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

Aqualite Image

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Aqualite: (H3O)8(Na,K,Sr)5Ca6Zr3Si26O66(OH)9Cl

Comments: Pink aqualite grains with perfect cleavage originally described in the 1970's as 'hydroeudialyte'..
Location: Apatitovyi Tsirk (Apatite Circus), Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: FOV is 12x10 mm.
© Pavel M. Kartashov

Aqualite Image

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Aqualite: (H3O)8(Na,K,Sr)5Ca6Zr3Si26O66(OH)9Cl

Comments: Pink aqualite grains with perfect cleavage originally described in the 1970's as 'hydroeudialyte'..
Location: Apatitovyi Tsirk (Apatite Circus), Rasvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: FOV is 12x10 mm.
© Pavel M. Kartashov

Aragonite Image

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Aragonite: CaCO3

Comments: Clear, crystalline aragonite prism.
Location: Tsumeb mine, Tsumeb, Namibia. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

Aragonite Image

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Aragonite: CaCO3

Comments: Clear, crystalline aragonite prism.
Location: Tsumeb mine, Tsumeb, Namibia. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals
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