Mineral Specimen Images (P)

Mineral Specimen Images (P)
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Mineral Specimen Images (P) With 670 Images

Pellyite Image

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Pellyite: Ba2Ca(Fe++,Mg)2Si6O17  
Gillespite: BaFe++Si4O10

Comments: Red crystalline gillespite with yellow pellyite rock matrix.
Location: GUN claims, Itsi Mountains, MacMillan Pass Area, Yukon Territory, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pellyite Image

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Pellyite: Ba2Ca(Fe++,Mg)2Si6O17

Comments: Brown massive pellyite in barite.
Location: Rush Creek, Fresno County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Penfieldite Image

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Penfieldite: Pb2Cl3(OH)

Comments: Greenish, acicular penfieldite crystals.
Location: Laurium, Greece. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Penfieldite Image

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Penfieldite: Pb2Cl3(OH)

Comments: White to clear or light blue, doubly terminated, striated penfieldite crystals from 0.5 to 2mm associated with boleite as micro coatings.
Location: Margarita mine, Sierra Gorda, Chile. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Penfieldite Image

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Penfieldite: Pb2Cl3(OH)

Comments: White to clear or light blue, doubly terminated, striated penfieldite crystals from 0.5 to 2mm associated with boleite as micro coatings.
Location: Margarita mine, Sierra Gorda, Chile. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Penfieldite Image

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Penfieldite: Pb2Cl3(OH)

Comments: Greenish, acicular penfieldite crystals.
Location: Laurium, Greece. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Penikisite Image

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Penikisite: BaMg2Al2(PO4)3(OH)3  
Jagowerite: BaAl2(PO4)2(OH)2

Comments: Light green crystal of jagowerite intergrown with darker green penikisite in a tetrahedrite (black) and white quartz matrix.
Location: From quartz veins cutting clays 26 km N of Hess River, Yukon Territory, Canada. Scale: Sample size 2x1 cm.
© Dave Barthelmy

Penikisite Image

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Penikisite: BaMg2Al2(PO4)3(OH)3  
Jagowerite: BaAl2(PO4)2(OH)2

Comments: Light green crystal of jagowerite intergrown with darker green penikisite in a tetrahedrite (black) and white quartz matrix.
Location: From quartz veins cutting clays 26 km N of Hess River, Yukon Territory, Canada. Scale: Sample size 2x1 cm.
© Dave Barthelmy

Penkvilksite Image

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Penkvilksite: Na4(Ti++++,Zr)2[Si8O22]·4(H2O)

Comments: Massive white cluster of Penkvilksite.
Location: Lovozero, Kola Peninsula, Russia. Scale: .5 x 2.5 cm.
© John Veevaert

Penkvilksite Image

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Penkvilksite: Na4(Ti++++,Zr)2[Si8O22]·4(H2O)

Comments: Massive white cluster of Penkvilksite.
Location: Lovozero, Kola Peninsula, Russia. Scale: .5 x 2.5 cm.
© John Veevaert

Pennantite Image

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Pennantite: Mn5Al(Si3Al)O10(OH)8

Comments: Dark brown micaceous pennantite.
Location: Gambatesa Mine, Val Graveglia, Genova, Liguria, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pennantite Image

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Pennantite: Mn5Al(Si3Al)O10(OH)8

Comments: Dark brown micaceous pennantite.
Location: Gambatesa Mine, Val Graveglia, Genova, Liguria, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Penobsquisite Image

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Penobsquisite: Ca2Fe++[B9O13(OH)6]Cl·4(H2O)

Comments: Clear crystal of penobsquisite.
Location: Inder B deposit and salt dome, Atyrau Oblysy, Kazakhstan. Scale: Crystal Size 7x6x4 mm.
© Sergey Vasiliev / Systematic Mineralogy

Penobsquisite Image

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Penobsquisite: Ca2Fe++[B9O13(OH)6]Cl·4(H2O)

Comments: Clear crystal of penobsquisite.
Location: Inder B deposit and salt dome, Atyrau Oblysy, Kazakhstan. Scale: Crystal Size 7x6x4 mm.
© Sergey Vasiliev / Systematic Mineralogy

Penroseite Image

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Penroseite: (Ni,Co,Cu)Se2

Comments: Silvery metallic penroseite masses in matrix.
Location: Unnamed prospect in Pacajake Canyon, near Culquechaca, Potosi, Bolivia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Penroseite Image

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Penroseite: (Ni,Co,Cu)Se2  
Kitkaite: NiTeSe  
Sederholmite: NiSe

Comments: B&W polished section image showing kitkaite replacing calcite in penroseite, clausthalite and sederholmite. Note the absence of the clausthalite envelope around kitkaite..
Location: Valley of the Kitka river in Kuusamo, northeast Finland. (AmMin, v50:581). Scale: 100 X.
© American Mineralogist

Penroseite Image

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Penroseite: (Ni,Co,Cu)Se2

Comments: Silvery metallic penroseite masses in matrix.
Location: Unnamed prospect in Pacajake Canyon, near Culquechaca, Potosi, Bolivia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Penroseite Image

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Penroseite: (Ni,Co,Cu)Se2  
Kitkaite: NiTeSe  
Sederholmite: NiSe

Comments: B&W polished section image showing kitkaite replacing calcite in penroseite, clausthalite and sederholmite. Note the absence of the clausthalite envelope around kitkaite..
Location: Valley of the Kitka river in Kuusamo, northeast Finland. (AmMin, v50:581). Scale: 100 X.
© American Mineralogist

Pentagonite Image

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Pentagonite: Ca(VO)Si4O10·4(H2O)

Comments: Blue, crystalline aggregate of pentagonite on zeolite.
Location: Wagholi quarries, Poona, India. Scale: Grain size 1.2 cm.
© Tom Loomis / Dakota Matrix

Pentagonite Image

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Pentagonite: Ca(VO)Si4O10·4(H2O)

Comments: Blue, crystalline aggregate of pentagonite on zeolite.
Location: Wagholi quarries, Poona, India. Scale: Grain size 1.2 cm.
© Tom Loomis / Dakota Matrix
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