Mineral Specimen Images (P)

Perite: PbBiO2Cl

Comments: Pale yellow scaly crystalline perite on quartz.
Location: Benson, Cochise County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Perlialite: K8Tl4Al12Si24O72·20(H2O)

Comments: Opaque white fibrous perlialite coating on syenite rock.
Location: Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Perloffite: Ba(Mn,Fe++)2Fe+++2(PO4)3(OH)3

Comments: Black, prismatic perloffite crystals on matrix.
Location: Big Chief mine, Keystone, Pennington County, South Dakota, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Perovskite: CaTiO3  
Clinochlore: (Mg,Fe++)5Al(Si3Al)O10(OH)8

Comments: Square, opaque perovskite on green clinochlore. Very brilliant and with large crystals (2 x 1.5 cm.).
Location: Ilmen Mountains. Chelyabinsk, Urals, Russia. Scale: 6 x 4.5 cm.
© Fabre Minerals

Perovskite: CaTiO3  
Sodalite: Na8Al6Si6O24Cl2

Comments: Clear crystals of sodalite with hoppered perovskite on matrix.
Location: Udersdorf, Rhineland-Palatinate, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Perovskite: CaTiO3

Comments: Cubic perovskite (Type Specimen 1999-0073), with original label of G. Rose.
Location: Achmatowsk mine, Achmatowsk, Slatoust, Ural, Russia. Scale: Picture Size 4 x 2.5 cm.
© German Type Specimen Catalogue

Perraultite: (Na,Ca)2(Ba,K)2(Mn++,Fe++)8(Ti,Nb)4Si8O32(OH,F,O)6

Comments: Dark red prismatic crystal of perraultite to 1mm in matrix.
Location: Mariupol massif, Azov Sea Region, Ukraine. Scale: Picture size 3 mm.
© Tom Loomis / Dakota Matrix

Perrierite-(Ce): (Ce,La,Ca)4(Fe++,Mg)2(Ti,Fe+++)3Si4O22  
Pyrochlore: (Na,Ca)2Nb2O6(OH,F)  
Zircon: ZrSiO4  
Loparite-(Ce): (Ce,Na,Ca)2(Ti,Nb)2O6

Comments: Reddish black perrierite crystal, with orange-brown pyrochlore crystal, yellow-brown zircon, and grayish-black loparite.
Location: Buer, Bjorkedalen, Langesundfjord, Telemark, Norway. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Perrierite-(Ce): (Ce,La,Ca)4(Fe++,Mg)2(Ti,Fe+++)3Si4O22

Comments: Black, granular perrierite in white calcite.
Location: Buer, Bjørkedalen, Porsgrunn, Telemark, Norway. Scale: Picture size 3 mm.
© Paul M. Schumacher

Perroudite: Hg5-xAg4+xS5-x(Cl,I,Br)4+x

Comments: Cluster of needle-like crystals of red perroudite in quartz matrix.
Location: Gap Garonne Mine, Le Pradet, Var, France. Scale: Crystal size 1 mm.
© John Veevaert

Perroudite: Hg5Ag4S5(I,Br)2Cl2

Comments: SEM image of jack-straw aggregate of perroudite. Dr J. Wüest, MHNG, 1986 from type material.
Location: Cap Garonne, Le Pradet, Var, France. Scale: xls ~ 0.07 mm.
© Pierre Perroud

Perryite: (Ni,Fe)8(Si,P)3

Comments: Small microprobe fragment of perryite embedded in epoxy grain mount material.
Location: Mount Egerton meteorite, Gaskoyne River, Western Australia, Australia. Scale: See Image.
© Rruff Database

Pertlikite: K2(Fe++,Mg)2(Mg,Fe+++)4Fe+++2Al(SO4)12·18H2O

Comments: B&W image of dark olive green to black crystal of pertlikite from the type material. (AmMin, v46:661).
Location: Madeni Zakh, Iran. Scale: Crystal size 1 mm.
© Canadian Mineralogist

Pertsevite: Mg2(BO3)F

Comments: Backscattered electron (BSE) picture of pertsevite (P, darker grey) partially replacing clinohumite (C, lighter grey). The still lighter grey mineral with cleavage at the top contacting only pertsevite is calcite. (Eur. J. Mineral, 15:1008).
Location: Contact-metasomatic kotoite marble from the region east of Verkhoyansk, Sakha-Yakutia, northeastern Siberia.. Scale: See Image.
© Eur. J. Mineral

Petalite: LiAlSi4O10

Comments: Translucent, gemmy , equant petalite crystal with an etched surface texture resulting in irregular faces.
Location: Paprok, Konar (Kunar; Konarh; Konarha; Nuristan) Province, Afghanistan. Scale: 5x3.5x3 cm.
© John Betts - Fine Minerals

Petarasite: Na5Zr2Si6O18(Cl,OH)·2(H2O)

Comments: Mottled tan prismatic petarasite crystal in syenite rock.
Location: De Mix Quarry, Mont Saint Hilaire, Rouville County, Quebec, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Petedunnite: Ca(Zn,Mn++,Fe++,Mg)Si2O6

Comments: Dark green, fine-grained, massive petedunnite.
Location: Franklin, New Jersey, USA. Scale: See Image.
© Rruff Database

Petersenite-(Ce): (Na,Ca)4(Ce,La,Nd)2(CO3)5

Comments: Reddish brown specks of petersenite-(Ce) in matrix.
Location: Mt. St. Hilaire, Quebec, Canada. Scale: Box Size 4 x 6 cm.
© Sonke Stolze / Systematic Minerals

Petersite-(Y): (Y,Ce,Nd,Ca)Cu6(PO4)3(OH)6·3(H2O)

Comments: Fine, light green, acicular crystals of petersite-(Y) to less than 0.2mm occupying an area of about 1mm on dark green malachite.
Location: Laurel Hill, Hudson Co., New Jersey, USA. Scale: Picture size .5 cm.
© Tom Loomis / Dakota Matrix

Petewilliamsite: (Ni,Co,Cu)30(As2O7)15

Comments: SEM image of a portion of a petewilliamsite aggregate. Note the rounded nature of the crystal faces. (Min. Mag. 68:235).
Location: Johanngeorgenstadt, Saxony, Germany. Scale: See Image.
© Mineralogical Magazine