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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
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
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 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
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: 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
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
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