Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load. These mineral photos are copyrighted by their owners and may not be used without permission.
Parahopeite: Zn3(PO4)2·4(H2O)
Comments: Transparent, prismatic parahopeite crystals with keckite. Location: Hagendorf, Bavaria, Germany. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Paralaurionite: PbCl(OH)
Comments: Transparent, prismatic Paralaurionite crystal. Location: Laurium, Greece. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Parascholzite: CaZn2(PO4)2·2(H2O)
Comments: Bluish, transparent, prismatic parascholzite crystals on matrix. Location: Hagendorf, Bavaria, Germany. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Parasymplesite: Fe++3(AsO4)2·8(H2O)
Comments: Opaque, prismatic parasymplesite crystals. Location: Ojuela mine, Mapimi, Durango, Mexico. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Parsonsite: Pb2(UO2)(PO4)2·2(H2O)
Comments: Bright yellow parsonsite crystals on matrix. Location: La Chaux, France. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Pectolite: NaCa2Si3O8(OH) Aegirine: NaFe+++Si2O6
Comments: White, cottony pectolite tufts with acicular aegirine. Location: 3M quarry, Little Rock, Pulaski County, Arkansas, USA. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Penfieldite: Pb2Cl3(OH)
Comments: Greenish, acicular penfieldite crystals. Location: Laurium, Greece. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Peretaite: CaSb+++4O4(OH)2(SO4)2·2(H2O)
Comments: Clear, tabular, bladed, stellate spray of transparent peretaite crystals. Location: Pereta mine, Scansano, Tuscany, Italy. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Perhamite: Ca3Al7(SiO4)3(PO4)4(OH)3·16.5(H2O)
Comments: Squat, columnar perhamite crystals on matrix. Location: Emmons quarry, Greenwood, Oxford County, Maine, USA. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
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