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Pseudomalachite: Cu5(PO4)2(OH)4 Halloysite: Al2Si2O5(OH)4
Comments: Deep green pseudomalachite crystals on cuprous halloysite. Location: Black Pine Mine, Philipsburg, Granite Co., Montana, USA. Scale: Crystal size 1-2 mm. © John Veevaert
Pseudorutile: Fe+++2Ti3O9
Comments: Dark brown grain of hydroxyian pseudorutile (Kleberite), from a heavy mineral concentrate. Location: Königshain, Mittweida, Saxony, Germany. Scale: Picture size 0.8 mm. © Thomas Witzke / Abraxas-Verlag
Psilomelane: (Ba,H2O)2Mn5O10
Comments: Banded massive psilomelane. Location: Compton, Virginia, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Pucherite: BiVO4 Schumacherite: Bi3[(V,As,P)O4]2O(OH)
Comments: Brown crystals of pucherite with yellow schumacherite on matrix. Location: Pucher Shaft, Schneeberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm. © Thomas Witzke / Abraxas-Verlag
Pumpellyite-(Al): Ca2(Al,Fe++,Mg)Al2(SiO4)(Si2O7)(OH,O)2·H2O
Comments: Pale green radiating fibrous to bladed pumpellyite-(Al) crystals on matrix. Location: La Fleche Quarry, Bertrix, Luxembourg Province, Belgium. Scale: See Image. © Rruff Database
Pumpellyite-(Fe++): Ca2Fe++(Al,Fe+++)2(SiO4)(Si2O7)(OH)2·(H2O)
Comments: Gas cavities in basalt matrix lined with sprays of 1 mm green pumpellyite-(Fe) crystals. Location: Braen's Quarry, Haledon, Passaic Co., New Jersey, USA. Scale: 25x15x15 mm. © John Betts - Fine Minerals
Pumpellyite-(Fe+++): Ca2Fe+++Al2(SiO4)(Si2O7)(OH,O)2·(H2O)
Comments: Crystals of pumpellyite-(Fe+++), to 0.1 mm. Location: Braen Stone Industry Quarry, Haledon, Passaic Co., New Jersey, USA. Scale: Crystal Length 0.1 mm. © Jeff Weissman / Photographic Guide to Mineral Species
Pumpellyite-(Mg): Ca2MgAl2(SiO4)(Si2O7)(OH)2·(H2O)
Comments: Greenish, flattened, prismatic crystals of pumpellyite-(Mg) ? to 3mm. Location: Deere Island, Novato, Marin Co., California, USA. Scale: Picture size 5 mm. © Tom Loomis / Dakota Matrix
Pumpellyite-(Mn++): Ca2(Mn++,Mg)(Al,Mn+++,Fe)2(SiO4)(Si2O7(OH)2·(H2O)
Comments: BSE image of pumpellyite-(Mn++) (P) intercleaved with phlogopite (black) between braunite (white) and calcite (C). Location: Mn oxide ores from the Precambrian Sausar Group, India. (AmMin, v76:241). Scale: Scale Bar 0.01 cm. © American Mineralogist
Purpurite: Mn+++PO4
Comments: Massive purpurite, which never forms crystals but is only found in masses. Location: Newry, Maine, USA. Scale: 6.5 x 4 cm. © John Veevaert