Mineral Specimen Images (P)

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

Pickeringite Image

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Pickeringite: MgAl2(SO4)4·22(H2O)

Comments: Radiating fibrous pickeringite.
Location: Patagonia, Santa Cruz County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pickeringite Image

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Pickeringite: MgAl2(SO4)4·22(H2O)  
Magnesioaubertite: (Mg,Cu)Al(SO4)2Cl·14(H2O)

Comments: Aqua crystalline magnesioaubertite with white pickeringite.
Location: Grotto di Faraglione, Vulcano, Sicily, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Picotpaulite Image

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Picotpaulite: TlFe2S3

Comments: SEM image of a polished secton of picotpaulite inclusions in realgar, most likely associated with lorandite as well.
Location: Allchar (Alsar), Roszdan, Republic of Macedonia. Scale: Picture Size 300 µm.
© Jeff Weissman / Photographic Guide to Mineral Species

Picotpaulite Image

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Picotpaulite: TlFe2S3

Comments: SEM image of a polished secton of picotpaulite inclusions in realgar, most likely associated with lorandite as well.
Location: Allchar (Alsar), Roszdan, Republic of Macedonia. Scale: Picture Size 300 µm.
© Jeff Weissman / Photographic Guide to Mineral Species

Picromerite Image

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Picromerite: K2Mg(SO4)2·6(H2O)

Comments: Blocky white picromerite crystals on reddish halite.
Location: Heringen, Werra Valley, North Hesse, Hesse, Germany. Scale: Specimen Size 5.5 x 4.7 x 3.4 cm.
© Rob Lavinsky

Picromerite Image

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Picromerite: K2Mg(SO4)2·6(H2O)

Comments: Blocky white picromerite crystals on reddish halite.
Location: Heringen, Werra Valley, North Hesse, Hesse, Germany. Scale: Specimen Size 5.5 x 4.7 x 3.4 cm.
© Rob Lavinsky

Picropharmacolite Image

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Picropharmacolite: Ca4Mg(AsO3OH)2(AsO4)2·11(H2O)

Comments: White, acicular crystalline sprays of picropharmacolite on matrix.
Location: Wechsel Schacht, Richelsdorf, Hesse, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Picropharmacolite Image

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Picropharmacolite: Ca4Mg(AsO3OH)2(AsO4)2·11(H2O)

Comments: Snow white acicular, radial spray of picropharmacolite with pink sainfeldite.
Location: Wilhelm Mine, Richelsdorf District, Hesse, Germany. Scale: Cluster size 6 mm.
© Tom Loomis / Dakota Matrix

Picropharmacolite Image

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Picropharmacolite: Ca4Mg(AsO3OH)2(AsO4)2·11(H2O)

Comments: Snow white acicular, radial spray of picropharmacolite with pink sainfeldite.
Location: Wilhelm Mine, Richelsdorf District, Hesse, Germany. Scale: Cluster size 6 mm.
© Tom Loomis / Dakota Matrix

Picropharmacolite Image

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Picropharmacolite: Ca4Mg(AsO3OH)2(AsO4)2·11(H2O)

Comments: White, acicular crystalline sprays of picropharmacolite on matrix.
Location: Wechsel Schacht, Richelsdorf, Hesse, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Piemontite Image

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Piemontite: Ca2(Al,Mn,Fe)3(SiO4)3(OH) = Ca2(Mn,Fe)Al2(SiO4)(Si2O7)O(OH)

Comments: Red, acicular crystalline aggregates of piemontite.
Location: N'Chwaning mine, Kuruman, Nothern Cape, South Africa. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Piemontite Image

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Piemontite: Ca2(Al,Mn,Fe)3(SiO4)3(OH) = Ca2(Mn,Fe)Al2(SiO4)(Si2O7)O(OH)

Comments: Red, acicular crystalline aggregates of piemontite.
Location: N'Chwaning mine, Kuruman, Nothern Cape, South Africa. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Piemontite-(Sr) Image

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Piemontite-(Sr): (Ca,Mn++)(Sr,Ca)Mn+++(Al,Mn+++,Fe+++)2(SiO4)(Si2O7)O(OH)

Comments: Carmine red crystals of piemontite-(Sr) found on quartz.
Location: Graveglia, Piemont, Italy. Scale: See Image.
© Rruff Database

Piemontite-(Sr) Image

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Piemontite-(Sr): (Ca,Mn++)(Sr,Ca)Mn+++(Al,Mn+++,Fe+++)2(SiO4)(Si2O7)O(OH)

Comments: Carmine red crystals of piemontite-(Sr) found on quartz.
Location: Graveglia, Piemont, Italy. Scale: See Image.
© Rruff Database

Piergorite-(Ce) Image

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Piergorite-(Ce): Ca8Ce2(Al0.5 Fe+++0.5)([ ],Li,Be)2Si6B8O36(OH,F)2

Comments: B&W image of a group of platy-elongated crystals of piergorite-(Ce) on matrix.
Location: Tre Croci locality, Vetralla, Viterbo province, Italy. Scale: Crystal Length 400 µm.
© American Mineralogist

Piergorite-(Ce) Image

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Piergorite-(Ce): Ca8Ce2(Al0.5 Fe+++0.5)([ ],Li,Be)2Si6B8O36(OH,F)2

Comments: B&W image of a group of platy-elongated crystals of piergorite-(Ce) on matrix.
Location: Tre Croci locality, Vetralla, Viterbo province, Italy. Scale: Crystal Length 400 µm.
© American Mineralogist

Pierrotite Image

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Pierrotite: Tl2Sb6As4S16

Comments: Orange-red micro crystals of pierrotite to 0.2 mm..
Location: Jas Roux, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France. Scale: Sample Size 1x2 cm.
© Tom Loomis / Dakota Matrix

Pierrotite Image

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Pierrotite: Tl2Sb6As4S16

Comments: Orange-red micro crystals of pierrotite to 0.2 mm..
Location: Jas Roux, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France. Scale: Sample Size 1x2 cm.
© Tom Loomis / Dakota Matrix

Pigeonite Image

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Pigeonite: (Mg,Fe++,Ca)(Mg,Fe++)Si2O6

Comments: Dark green prismatic pigeonite crystals in matrix.
Location: Belmont Quarry, Louden County, Virginia, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pigeonite Image

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Pigeonite: (Mg,Fe++,Ca)(Mg,Fe++)Si2O6

Comments: Dark green prismatic pigeonite crystals in matrix.
Location: Belmont Quarry, Louden County, Virginia, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species
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