Paakkonenite   Kermesite

Comments: Much of the matrix is the gray metallic paakkonenite with red crystals of kermesite and minute yellow crystals of valentinite.
Location: Cai' ao mine, Danfong Co., Shaanxi Prov., China. Scale: 3x2x2cm.
© Tom Loomis / Dakota Matrix

Pabstite

Comments: Pabstite grains in matrix. It is essentially the tin analog of benitoite with tin replacing titanium in the formula 3:1. Pabstite fluoresces under SW UV light as seen in the photo.
Location: Kalkar Quarry, Santa Cruz County, California, USA. Scale: 4.5 x 3 cm.
© John Veevaert

Pachnolite

Comments: Color-zoned (darker core) prismatic translucent pachnolite crystals, with secondary white prismatic microcrystals.
Location: Ivigtut, Greenland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paganoite

Comments: Scanning electron microscope photomicrograph of blocky subhedral to euhedral crystals of paganoite and more fine-grained mottled material that is aerugite. (Eur. J. Mineral, 13:169).
Location: Johanngeorgenstadt, Saxony, Germany, mined in the mid-1800’s, nothing was preserved of its previous history until it was located in 1981 by the American mineral dealer David New in the back of a drawer in an old mineral shop in Germany.. Scale: See Image.
© Eur. J. Mineral

Pahasapaite

Comments: Lilac colored pahasapaite in matrix.
Location: Tip Top Mine, Fourmile, Custer District, Custer Co., South Dakota, USA. Scale: Picture size 3.5 mm.
© Thomas Witzke / Abraxas-Verlag

Painite

Comments: Painite #12, is an orange-brown, 0.156 gram, transparent, uniaxial, gemmy crystal with one perfect termination.
Location: Ongaing village, Mogok region, Myanmar. Scale: Not Given.
© S Naung II

Palenzonaite

Comments: Dark reddish-brown palenzonaite.
Location: Molinello Mine, Val Graveglia, Liguria, Italy. Scale: Picture size 4.5 mm.
© Thomas Witzke / Abraxas-Verlag

Palermoite

Comments: Less than 1cm, vug with micro crystals of palermoite.
Location: Palermo mine, New Hampshire, USA. Scale: Picture size 0.5 cm.
© John Veevaert

Palladium

Comments: Platinum-rich palladium nugget, mounted in epoxy, with one side polished.
Location: Itabira, Minas Gerais, Brazil. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Palladodymite   Hongshiite   Ruthenium

Comments: Palladodymite (light gray, in two small grains), hongshiite (pale creamy grayish, tarnished brownish) in massive ruthenium. Polished section (from microprobe analysis) in reflected light.
Location: Miass River, Zlatoust, Ilmen Mts, Chelyabinsk Oblast', Urals Region, Russia. Scale: Picture size 0.09 mm.
© Thomas Witzke / Abraxas-Verlag

Palladseite

Comments: Irregular metallic palladseite grain.
Location: Itabira, Minas Gerais, Brazil. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Palmierite

Comments: Pale yellow crystalline granular palmierite.
Location: Eruption of 1924, Vesuvius, Campania, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Palygorskite

Comments: Compact massive palygorskite.
Location: Senton, Devon, England. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Panunzite

Comments: Opaque white fibrous panunzite coatings.
Location: Pilcante, Trentino, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Papagoite

Comments: Electric blue crystals of papagoite in matrix.
Location: New Cornelia mine, Ajo, Pima County, Arizona. USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Parabariomicrolite

Comments: Pale green transparent parabariomicrolite grain with simpsonite.
Location: Equidor, Rio Grande do Sol, Brazil. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Parabutlerite

Comments: Yellow to brownish yellow parabutlerite crystals.
Location: Shagand Yazd, Iran. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Paracelsian

Comments: Translucent paracelsian crystals on matrix.
Location: Benalt Mine, Rhiw, Carnarvonshire, Gwynedd, Wales. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Parachrysotile

Comments: Asbestos fibers of greenish parachrysotile.
Location: Timmins, Ontario, Canada. Scale: 8x10 cm.
© Dave Barthelmy

Paradamite

Comments: Yellow paradamite crystals on a gossanous matrix.
Location: Ojuela mine, Mapimi, Druango, Mexico. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Paradocrasite

Comments: Metallic white columnar aggregates of paradocrasite.
Location: Moctezuma, Mun. de Moctezuma, Sonora. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Parafransoletite   Roscherite

Comments: White, crystalline aggregate sprays of parafransoletite on dark reddish brown roscherite with massive, white, sucrosic whitlockite.
Location: Tip Top mine, Custer County, South Dakota, USA. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Paragonite   Chloritoid

Comments: Grayish crystalline inclusion of chloritoid in white, massive paragonite.
Location: Drandorf Fundgrube Mine, Bockau, Schwarzenberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Paragonite

Comments: Silvery micaceous paragonite comprising schist rock, with garnet crystals.
Location: Gassettts, New Hampshire, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paraguanajuatite   Platynite

Comments: Bright metallic gray platy crystalline platynite, with dull black paraguanajuatite.
Location: Falun, Kopparberg, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Parahopeite

Comments: Transparent, prismatic parahopeite crystals with keckite.
Location: Hagendorf, Bavaria, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Parakeldyshite

Comments: White pearly crystalline parakeldyshite in rock.
Location: Lagendalen, Larvik, Vestfold, Norway. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paralaurionite

Comments: Transparent, prismatic Paralaurionite crystal.
Location: Laurium, Greece. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Paralstonite

Comments: Translucent bright white steep pyramidal paralstonite microcrystals on fluorite.
Location: Bethel Level, Minerva #1 Mine, Cave-in-Rock, Hardin County, Illinois, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paramelaconite

Comments: black paramelaconite masses with blue chrysocolla.
Location: Algoma Mine, Otonagon County, Michigan, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paramendozavilite

Comments: Bright yellow paramendozavilite coatings on matrix.
Location: Cumobabi, Sonora, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paranatrolite

Comments: Translucent prismatic paranatrolite crystal aggregate.
Location: Mont Saint Hilaire, Quebec, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paraotwayite

Comments: Pale green, fibrous, silky, free standing paraotwayite crystals to about 0.25mm.
Location: Vaca Murta meteorite, Taltal, Atacama, Chile. Scale: Crystal size .25 mm.
© Tom Loomis / Dakota Matrix

Parapierrotite

Comments: Silvery metallic prismatic parapierrotite grains in translucent quartz rock.
Location: Lookout Pass, Tooele County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pararammelsbergite

Comments: Steel colored octahedral pararammelsbergite crystal on crystalline material.
Location: Bou Azzer, Ouarzazate, Morocco. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pararammelsbergite

Comments: Columnar crystals of metallic gray pararammelsbergite on massive arsenide ore.
Location: Lawson Mine, Cobalt, Ontario, Canada. Scale: Crystal size 1 mm.
© Reiner Mielke

Pararealgar

Comments: Orange pararealgar on matrix.
Location: Hänichen, Dresden, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Parascholzite   Ehrleite

Comments: White to clear, slender, 1-2mm, prismatic crystals of ehrleite associated with massive parascholzite. Type specimen courtesy of Museum of Geology, SD School of Mines.
Location: Tip Top mine, Custer County, South Dakota, USA. Scale: Crystal size 1-2 mm.
© Tom Loomis / Dakota Matrix

Parascholzite

Comments: Bluish, transparent, prismatic parascholzite crystals on matrix.
Location: Hagendorf, Bavaria, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Parascorodite

Comments: Powdery parascorodite mass.
Location: Kank, near Kutna Hora, Stredocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paraspurrite   Larnite

Comments: Violet-tinted gray crystalline pure paraspurrite mass with larnite veinlets.
Location: Near Darwin, Inyo County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Parasymplesite

Comments: Opaque, prismatic parasymplesite crystals.
Location: Ojuela mine, Mapimi, Durango, Mexico. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Paratacamite   Christelite

Comments: Robins-egg blue christelite with dark green paratacamite on matrix.
Location: San Francisco mine, Sierra Gorda, Chile. Scale: 3 cm.
© John Veevaert

Paratacamite

Comments: Deep green crystal paratacamite rosettes on rusty quartz.
Location: Churchill Butte, Lyon County, Nevada, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paratellurite

Comments: Light yellow crystals of paratellurite in quartz.
Location: Bambolla Mine, Moctezuma, Mun. de Moctezuma, Sonora, Mexico. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Paravauxite

Comments: Radiating group of pastel blue/green paravauxite crystals to 1cm.
Location: Siglo XX Mine, Llallagua, Bolivia. Scale: 1.8 x 1.5 x 1 cm.
© Isaias Casanova / IC Minerals

Paravauxite

Comments: Light-green, elongated paravauxite crystals.
Location: Siglo XX mine, Llallagua, Bolivia. Scale: Crystal size 1 cm.
© Minernet

Pargasite

Comments: Lime green, prismatic crystals of pargasite in matrix.
Location: Luc Yen, Vietnam. Scale: 12x10 cm.
© Dave Barthelmy

Pargasite   Edenite

Comments: Blocky, dark green crystals of visually indistinguishable pargasite and edenite.
Location: Kolonne bei, Embilipitiya, Sri Lanka. Scale: 4.5 x 1.7 x 3.7 cm.
© Fabre Minerals

Parisite-(Ce)

Comments: Brown crystals of parisite-(Ce) in matrix.
Location: Narssarssuk, Igaliko, Greenland. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Parisite-(Ce)

Comments: Columnar, hexagonal crystal of orangy brown parisite-(Ce) on matrix.
Location: Somewhere near Boyaca, Colombia. Scale: Scale not given.
© Diego Rodriguez Acosta

Parnauite

Comments: Green tabular crystals of parnauite.
Location: Graul, Schwarzenberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

Parsettensite

Comments: Yellowish brown microcrystals of parsettensite on a crystalline matrix with pyrite and apatite.
Location: Foote mine, Cleveland County, North Carolina, USA. Scale: Picture size 1 cm.
© John Veevaert

Parsonsite

Comments: Bright yellow parsonsite crystals on matrix.
Location: La Chaux, France. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Partheite

Comments: 3 mm thick white band of partheite in matrix.
Location: Denezhkin, Kamen, Nord Urals, Russia. Scale: 0.9 x 1.6 cm.
© John Veevaert

Partzite

Comments: Light to dark green partzite encrustations with sky-blue chrysocolla and limonite gossan matrix.
Location: Comanche mine, Blind Spring Hill, Benton, Mono Co., California, USA. Scale: 5.5 x 3.5 x 4cm.
© Tom Loomis / Dakota Matrix

Pascoite

Comments: Deep reddish-orange coatings of pascoite. Individual crystals up to about 0.25 mm.
Location: Slick Rock, Enar Area, San Miguel County, Utah, USA. Scale: 3 x 2 cm.
© John Veevaert

Pascoite

Comments: Bright orange sugary crusts of pascoite across sandstone matrix.
Location: Black Stone Incline, Thompson dist., Grand Co., Utah, USA. Scale: Picture size 2 cm.
© Tom Loomis / Dakota Matrix

Patronite   Minasragrite

Comments: Blue coatings of minasragrite on patronite.
Location: Minas Ragra, near Cerro de Pasco, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Patronite

Comments: Dark brownish black fine grained massive patronite.
Location: Minas Ragra, near Cerro de Pasco, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Patronite   Stanleyite

Comments: Blue crystalline stanleyite on dark patronite.
Location: Minas Ragra, Junin, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paulingite-K

Comments: Glassy clear micro crystals of paulingite line a vug in the basalt matrix.
Location: Ritter, Grant County, Oregon, USA. Scale: 2.5 x 2 cm.
© John Veevaert

Paulkerrite

Comments: Transparent yellow tabular paulkerrite microcrystal.
Location: Folgosinho, Guarda, Portugal. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pavonite

Comments: Silvery metallic pavonite masses with brassy pyrite.
Location: Alaska Mine, San Juan County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pearceite

Comments: Crystals of metallic pearceite to 0.75 mm scattered in vug.
Location: Sarbaiskoe, Kazakhstan. Scale: 4x3x3 cm.
© Tom Loomis / Dakota Matrix

Pecoraite

Comments: Green pearly micaceous pecoraite in serpentinite rock.
Location: Otway Prospect, Nullagine Station, Western Australia, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pectolite   Aegirine

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

Pectolite   Sugilite

Comments: Sharp terminated purple crystals of sugilite to 5mm on white, acicular pectolite.
Location: Wessels Mine, Kalahari, South Africa. Scale: Picture size 1.5 cm.
© John Veevaert

Peisleyite

Comments: Off-white opaque porcelaneous peisleyite mass.
Location: Tom's Phosphate Quarry, near Kapunda, South Australia, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pekovite

Comments: Backscatter elecron image of (a) an intergrowth of pekovite (Pkv) and pectolite (Pct) and (b), an enlarged area of (a) showing details. (CanMin, v 42, p 110).
Location: Moraine of the Dara-i-Pioz glacier, Alai range, Tien Shan, northern Tajikistan. Scale: See Image.
© Canadian Mineralogist

Pellyite   Gillespite

Comments: Red crystalline gillespite with yellow pellyite rock matrix.
Location: GUN claims, Itsi Mountains, MacMillan Pass Area, Yukon Territory, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pellyite

Comments: Brown massive pellyite in barite.
Location: Rush Creek, Fresno County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Penfieldite

Comments: Greenish, acicular penfieldite crystals.
Location: Laurium, Greece. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Penfieldite

Comments: White to clear or light blue, doubly terminated, striated penfieldite crystals from 0.5 to 2mm associated with boleite as micro coatings.
Location: Margarita mine, Sierra Gorda, Chile. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Penikisite   Jagowerite

Comments: Light green crystal of jagowerite intergrown with darker green penikisite in a tetrahedrite (black) and white quartz matrix.
Location: From quartz veins cutting clays 26 km N of Hess River, Yukon Territory, Canada. Scale: Sample size 2x1 cm.
© Dave Barthelmy

Penkvilksite

Comments: Massive white cluster of Penkvilksite.
Location: Lovozero, Kola Peninsula, Russia. Scale: .5 x 2.5 cm.
© John Veevaert

Pennantite

Comments: Dark brown micaceous pennantite.
Location: Gambatesa Mine, Val Graveglia, Genova, Liguria, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Penroseite

Comments: Silvery metallic penroseite masses in matrix.
Location: Unnamed prospect in Pacajake Canyon, near Culquechaca, Potosi, Bolivia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pentagonite

Comments: Blue, crystalline aggregate of pentagonite on zeolite.
Location: Wagholi quarries, Poona, India. Scale: Grain size 1.2 cm.
© Tom Loomis / Dakota Matrix

Pentahydrite

Comments: White, powdery pentahydrite.
Location: Shaft 371, Schlema-Hartenstein area, Erzgebirge, Saxony, Germany. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Pentahydroborite

Comments: Transparent, tabular crystal of pentahydroborite on massive material.
Location: Fuka Mine, Bicchu Town, Kawakama Co., Okayama Pref., Japan. Scale: Crystal size 0.8 cm.
© John Veevaert

Pentlandite

Comments: Ore sample of a mixture of several sulfide minerals: pentlandite, chalcopyrite, and pyrrhotite.
Location: Frood-Stobie Mine, Sudbury District, Ontario, Canada. Scale: 20x15x7 mm.
© John Betts - Fine Minerals

Peretaite

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

Comments: Squat, columnar perhamite crystals on matrix.
Location: Emmons quarry, Greenwood, Oxford County, Maine, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Periclase

Comments: Green nickel-rich periclase on matrix.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 1.5 mm.
© Thomas Witzke / Abraxas-Verlag

Periclase   Srebrodolskite

Comments: Black grains of srebrodolskite with white periclase.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 2 mm.
© Thomas Witzke / Abraxas-Verlag

Perite

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

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

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   Clinochlore

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   Sodalite

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

Perraultite

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)   Pyrochlore   Zircon   Loparite-(Ce)

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)

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

Perroudite

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

Pertsevite

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

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

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

Petersite-(Y)

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

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

Petterdite

Comments: Pinkish-violet crystalline aggregate of petterdite on matrix.
Location: Callenberg North (no. 1) open cut, Callenberg, Glauchau, Saxony, Germany. Scale: Picture size 2.5 mm.
© Thomas Witzke / Abraxas-Verlag

Petterdite

Comments: Petterdite (Pe) forming a thin pink layer in grey-yellow anglesite (At) and cerussite, replacing galena (Gn), overgrown by red-yellow crocoite (Cr) and brown goethite (Gt). (CanMin, 38:1469).
Location: Red Lead mine, on the Zeehan–Dundas mining field in northwestern Tasmania, Australia.. Scale: Field of view: 15  9 mm.
© Canadian Mineralogist

Petzite   Gold

Comments: Dark, stubby petzite crystals with native gold on quartz.
Location: Rosia Montana (Verespatak), Transylvania, Romania. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Pezzottaite

Comments: Hot-pink, hexagonal, floater crystal of pezzottaite.
Location: Ambatovita, Mandrosonoro, Antsirabe, Madagascar. Scale: Crystal size 1.6x1.2x0.6 cm.
© Fabre Minerals

Pharmacolite

Comments: Pink, fuzzy ball of pharmacolite crystals on matrix.
Location: Schneeberg, Saxony, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Pharmacolite   Haidingerite

Comments: Translucent colorless crystalline spherical aggregate of haidingerite with white pharmacolite.
Location: Jachymov, Zapadocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pharmacosiderite   Arthurite

Comments: Altered rhyolite vug lined with brilliant apple green arthurite and cubic green crystals of pharmacosiderite.
Location: Majuba Hill Mine, Pershing County, Nevada. USA. Scale: 2.7 x 1.7 cm.
© John Veevaert

Pharmacosiderite

Comments: Translucent yellow-brown cubic Pharmacosiderite crystals.
Location: Wheal Gorland, Saint Day, Cornwall, England. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Phaunouxite

Comments: Aggregate of transparent colorless acicular phaunouxite microcrystals.
Location: Grube Gabe Gottes, Sainte-Marie-aux-Mines, Alsace, Haute-Rhin, France. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Phenakite

Comments: Prismatic, terminated crystal of phenakite on matrix.
Location: Mt Antero, Chaffee County, Colorado, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Philipsbornite

Comments: Greenish-yellow philipsbornite botryoidal crust.
Location: Dundas, Tasmania, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Philipsburgite

Comments: Green botryoidal micro crystals of philipsburgite.
Location: Gold Hill mine, Tooele County, Utah, USA. Scale: Picture size 5 mm.
© John Veevaert

Phillipsite   Tacharanite

Comments: Spherical tacharanite aggregates on phillipsite crystals.
Location: Espalion, Aveyron, France. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Phillipsite-K

Comments: Clear crystalline ball of phillipsite-K crystals.
Location: Bova, Calabria, Italy. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Phillipsite-Na

Comments: Phillipsite, variety wellsite, crystals on matrix.
Location: Near Ronca, Verona, Veneto, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Phlogopite

Comments: Exceptionally well-crystallized wine-colored pseudo-hexagonal crystal of phlogopite on white calcite.
Location: Kalu Khan, Badakhshan, Afghanistan. Scale: 6 x 5.5 cm.
© Fabre Minerals

Phlogopite   Serendibite

Comments: Blue serendibite, with golden colored phlogopite, in white marble.
Location: Near Johnsberg, Warren County, New York, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Phlogopite   Lazurite

Comments: Gemmy brownish phlogopite crystals on blue lazurite (lapis) matrix with minor pyrite.
Location: Koksha Valley, Badakhshan Province, Afghanistan. Scale: 10 x 11.5 cm.
© Kevin Ward

Phoenicochroite

Comments: Deep red phoenicochroite with crocoite in matrix.
Location: Callenberg North (no. 1) open cut, Callenberg, Glauchau, Saxony, Germany. Scale: Picture size 6.5 mm.
© Thomas Witzke / Abraxas-Verlag

Phoenicochroite   Hemihedrite

Comments: Yellow hemihedrite crystals to 1 mm within pockets of dark red phoenicochroite crystalline aggregates on matrix.
Location: Pack Rat claim, Maricopa Co., Arizona, USA. Scale: Picture size 1.5 cm.
© Tom Loomis / Dakota Matrix

Phosgenite

Comments: Clear pseudo-cubic crystals of phosgenite on matrix.
Location: Laurium, Greece. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Phosgenite

Comments: Terminated, very large crystal of partly transparent, deep brown phosgenite.
Location: Touissit, Morocco. Scale: 7.1x5.5x2.4 cm.
© Richard Dale / Dale Minerals

Phosphammite

Comments: Tan opaque granular phosphammite.
Location: Guanape Islands, La Libertad, Peru. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Phosphoferrite

Comments: Translucent, brown crystal of phosphoferrite on matrix.
Location: Big Chief mine, Keystone, Pennington County, South Dakota, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Phosphofibrite   Crandallite

Comments: Olive-green colored fibrous phosphofibrite aggregates with white crandallite.
Location: Silver Coin Mine, Humboldt County, Nevada, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Phosphohedyphane   IMA2005-026

Comments: Clear, prismatic phosphohedyphane crystal on matrix.
Location: Argentena mine, Goodsprings, Clark Co., Nevada, USA. Scale: Crystal size 0.5mm.
© Tom Loomis / Dakota Matrix

Phosphophyllite

Comments: Transparent, blue crystal of phosphophyllite.
Location: Hagendorf, Bavaria, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Phosphosiderite   Barbosalite

Comments: Transparent, brown crystal of phosphosiderite on black barbosalite.
Location: Bull Moose mine, Custer, Custer County, South Dakota, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Phosphosiderite   Tinsleyite   Rockbridgeite

Comments: Violet botryoidal tinsleyite on bluish-purple botryoidal phosphosiderite on dark, massive rockbridgeite.
Location: Bendada, Guarda, Portugal. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Phosphovanadylite

Comments: Scanning electron microscope micrographs showing the cubic habit of phosphovanadylite. (AmMin 83:890).
Location: Phosphoria Formation at Monsanto’s Enoch Valley Mine, Soda Springs, Idaho. Scale: Crystal size 40 µm.
© American Mineralogist

Phosphowalpurgite

Comments: Scanning electron photomicrograph of tabular crystals (up to 330 microm) of phosphowalpurgite, (CanMin, 42:966)..
Location: Old mine dumps of an abandoned small ore deposit near Smrkovec, located 10 km NNE of Mariánské Lázne, Slavkovský Les Mountains, western Bohemia, Czech Republic. Scale: Picture Size 515 µ-m.
© Canadian Mineralogist

Phosphuranylite

Comments: Bright yellow orange crystals of phosphuranylite on matrix.
Location: Wagontown, Chester County, Pennsylvania, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Phosphuranylite   Uranocircite

Comments: Yellow, waxy phosphuranylite with green uranocircite in matrix.
Location: Bergen, Falkenstein, Vogtland, Saxony, Germany. Scale: Picture size 0.5 cm.
© Paul M. Schumacher

Phuralumite

Comments: Yellow crystals of phuralumite scattered on white matrix.
Location: Kobokobo Pegmatite, Lusungu River District, Kivu, Congo (Zaïre). Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Phurcalite

Comments: Yellow phurcalite crystals on white aragonite.
Location: Posey Mine, White Canyon District, San Juan County, Utah, USA. Scale: Picture site 0.5 cm.
© Paul M. Schumacher

Phurcalite

Comments: Coatings of minute acicular phurcalite crystals on sandstone.
Location: Posey Mine, Red Canyon, White Canyon District, San Juan County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Phurcalite

Comments: Bright canary yellow acicular phurcalite crystals to about 0.25mm. Seems to have overgrown perhaps torbernite and individual groups are to 1mm.
Location: El Azul mine, Los Azules district, Copiapo Province, Atacama, Chile. Scale: Picture Size 5 mm.
© Tom Loomis / Dakota Matrix

Pianlinite   Kaolinite

Comments: Off-white colored minute pianlinite (kaolinite) fragment.
Location: Pianling, China. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pickeringite   Magnesioaubertite

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

Pickeringite

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

Picropharmacolite

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

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

Piemontite

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

Pigeonite

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

Pillaite

Comments: Scanning electron microscope image of acicular pillaite fibers. (Eur. J. Mineral, 13:606).
Location: Buca della Vena mine in the Apuan Alps, northern Tuscany, Italy. Scale: See Image.
© Eur. J. Mineral

Pilsenite

Comments: Silvery metallic pilsenite veinlets in quartz.
Location: Near Hope, British Columbia, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pinakiolite

Comments: Black submetallic platy pinakiolite crystals in white calcite.
Location: Langban, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pinalite

Comments: Yellow needles of pinalite from 0.2 to 0.5mm in rose quartz and blue caledonite.
Location: Tiger, Pinal County, Arizona, USA. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Pinchite   Montroydite

Comments: Minute lustrous black pinchite crystals on white montroydite.
Location: Terlingua, Brewster County, Texas, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pinnoite   Inderite

Comments: Pale green translucent crystalline pinnoite on chalky white inderite.
Location: Lake Inder, Atyrau, Kazakhstan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pintadoite

Comments: Dark green to lighter green pintadoite coatings on sandstone.
Location: Deremo-Snyder Mine, San Miguel County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pirssonite

Comments: Almost transparent platy pirssonite crystal.
Location: Searles Lake, San Bernardino County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pitiglianoite

Comments: Colorless, prismatic crystals of pitiglianoite.
Location: Monte Cavallucio, Sacrofano, Campagnano, Lazio, Italy. Scale: Picture size 2.5 mm.
© Thomas Witzke / Abraxas-Verlag

Pitticite

Comments: Dark brown to orange-brown massive Pitticite.
Location: Graul, Schwarzenberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Plagioclase   Albite

Comments: Colorless, lustrous blocky albite crystals to 3 cm in size with a thick dusting of micaceous green micro chlorite.
Location: Acushnet Quarry, Bristol Co., Massachussetts, USA. Scale: 17 x 15 x 7.5 cm matrix.
© Dan Weinrich

Plagioclase   Albite

Comments: Crystal group of bladed albite (variety cleavelandite) crystals.
Location: Taquaral, Minas Gerais, Brazil. Scale: 7.4 x 5 cm.
© John Veevaert

Plagioclase   Labradorite

Comments: Dual view of a cleavage fragment of labradorite showing the multi-colored labradorescence (schiller effect) and the same area viewed without the color. The color is due to optical interference on the 010 polysynthetic twinning planes (Albite Law).
Location: Ihosy, Betroka district, Toliara Province, Madagascar. Scale: Picture size 3x3 cm.
© Dave Barthelmy

Plagioclase   Oligoclase

Comments: Rectangular cleavage fragment of salmon-orange oligoclase (sunstone) feldspar.
Location: Norway. Scale: 47x30x7 mm.
© John Betts - Fine Minerals

Plagioclase   Anorthite

Comments: Opaque white crystal of anorthite with dark brown solidified lava coating.
Location: Miyake-jima, Shizuoka, Japan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plagioclase   Andesine

Comments: Translucent andesine crystal twin.
Location: Maeyama Ueda shi, Nagano, Japan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plagioclase   Bytownite

Comments: Translucent crystalline bytownite.
Location: Crystal Bay, Hennepin County, Minnesota, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plagioclase   Oligoclase

Comments: Clear glassy crystalline oligoclase with milky quartz and muscovite.
Location: Bakersville, Mitchell County, North Carolina, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plagioclase

Comments: Plagioclase, variety kenyite, crystals in volcanic rock.
Location: Kirinyaga (Mount Kenya), Central Province, Kenya. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plagionite

Comments: Silvery metallic crystalline plagionite with brassy chalcopyrite.
Location: Rocker Creek, Jefferson County, Montana, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plagionite

Comments: Lead-gray crystals (to 2mm) of plagionite with a bluish tarnish on vuggy white calcite matrix.
Location: Wolfsberg, Harz, Germany. Scale: 3.5 x 2.5 x 1.5cm.
© Tom Loomis / Dakota Matrix

Plancheite

Comments: Open vug lined with individual plancheite crystals to 3mm.
Location: Mashamba West Mine, Shaba, Democratic Republic of the Congo. Scale: 2.5 x 1.7 cm.
© John Veevaert

Planerite

Comments: Light green, oolitic coatings of planerite on matrix.
Location: Mauldin Mountain Quarry, Mt. Ida, Montgomery County, Arkansas, USA. Scale: Picture size 0.5 cm.
© John Veevaert

Platinum   Cherepanovite   Cooperite

Comments: Creamy-grayish fractured grains of cherepanovite with gray granular cooperite and white massive grains of iridian ruthenian platinum. Polished section in reflected light.
Location: Placer Deposit, Northern Pekul'nei River, Pekul'nei Range, Chukotka (Tchukotka) Okrug, Chukot Peninsula, Far-Eastern Region, Russia. Scale: Picture size 0.12 mm.
© Thomas Witzke / Abraxas-Verlag

Platinum

Comments: Crystallized platinum nugget.
Location: Russia. Scale: 0.5 x 0.7 cm.
© Fabre Minerals

Platinum

Comments: Stream-worn, platinum nugget with chromite? Inclusions.
Location: Rio Tinto, San Juan River Basin, Papayan, Cauca, Columbia. Scale: Picture size 1.5 cm.
© Paul M. Schumacher

Plattnerite

Comments: Rhombic calcite crystals with overgrowth of sparkling black plattnerite crystals.
Location: Ojuela mine, Mapimí, Mun. de Mapimí, Durango, Mexico. Scale: 5x3x2 cm..
© John Betts - Fine Minerals

Platynite   Paraguanajuatite

Comments: Bright metallic gray platy crystalline platynite, with dull black paraguanajuatite.
Location: Falun, Kopparberg, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plombierite

Comments: Whitish chalky massive, somewhat fibrous plombierite, in vesuvianite.
Location: Crestmore Quarry, Riverside County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plumbobetafite   Plumbopyrochlore

Comments: Brown resinous plumbobetafite with yellowish plumbopyrochlore.
Location: Ploskaya Mountain, Keivy Region, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plumbogummite   Mimetite

Comments: White, fuzzy aggregates of plumbogummite covering lime green mimetite (campylite) crystals.
Location: Caldbeck Fells, Cumbria, England. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Plumbojarosite   Galena

Comments: Yellow, earthy plumbojarosite on massive, gray galena.
Location: Quarry No 3, Königshain, Oberlausitz, Saxony, Germany. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Plumbomicrolite

Comments: Gray, octahedral crystal of plumbomicrolite.
Location: Ploskaya Mt, Keivy Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: 20x17x13 mm.
© John Betts - Fine Minerals

Plumbomicrolite

Comments: Large octahedral crystal of brownish black plumbomicrolite on matrix.
Location: Berg Ploskaya, West Keivy Massif, Kola Peninsula, Russia. Scale: See Image.
© Paul M. Schumacher

Plumbopyrochlore   Ferrocolumbite

Comments: Brown plumbopyrochlore crystal with dark brown ferrocolumbite.
Location: Holdazan, Buregteg, Mongolia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plumbopyrochlore   Plumbobetafite

Comments: Brown resinous plumbobetafite with yellowish plumbopyrochlore.
Location: Ploskaya Mountain, Keivy Region, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Plumbotsumite

Comments: Translucent plumbotsumite microcrystals.
Location: Tsumeb, Oshikoto, Namibia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Poitevinite

Comments: Pale brown powdery poitevinite mass with pale blue chalcanthite.
Location: Bonaparte River, Kamloops District, British Columbia, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pokrovskite   Hydromagnesite

Comments: Tan spherical pokrovskite on serpentinite rock with white hydromagnesite sprays.
Location: KCA Quarry, San Benito County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Poldervaartite

Comments: Moderate reddish tint to yellowish poldervaartite crystalline druze on matrix.
Location: N'chwaning II mine, section 5 south, stope 46-47 roof, Kuruman, Kalahari desert, South Africa. Scale: 6 x 3.5 x 4 cm.
© Fabre Minerals

Poldervaartite   Bultfonteinite

Comments: Bow-tie clusters of white, acicular bultfonteinite and blocky, beige-colored poldervaartite on matrix.
Location: N'Chwaning mine, South Africa. Scale: picture size 4 cm.
© John Veevaert

Pollucite

Comments: Isometric crystal of pollucite with clear quartz and sucrosic albite matrix.
Location: Shigar mine, Dossu, Skardu, Pakistan. Scale: 14.6x10x11.5 cm.
© Fabre Minerals

Polybasite

Comments: Lustrous, metallic steel-gray rosette of polybasite crystals.
Location: Guanajuato, Mexico. Scale: 18 x 16 x 8 mm.
© Dan Weinrich

Polycrase-(Y)

Comments: Large, black, blocky polycrase-(Y) crystal.
Location: Hidra, Vest-Agder, Norway. Scale: Crystal size 0.8 X 2.0 cm.
© John Veevaert

Polydymite

Comments: Octahedral crystals of polydymite on matrix.
Location: Grüneau Mine (Grüne Au Mine; Grünau Mine), Schutzbach, Betzdorf, Siegen District (W), Rhineland-Palatinate, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Polyhalite

Comments: White crystals of polyhalite in matrix.
Location: Ronneburg U deposit, Gera district, Thuringia, Germany. Scale: Picture size 1.5 mm.
© Thomas Witzke / Abraxas-Verlag

Polylithionite

Comments: Rosette of polylithionite crystals.
Location: Mt. St. Hilaire, Quebec, Canada. Scale: 2.5 x 2.3 cm.
© John Veevaert

Polylithionite   Shibkovite

Comments: Clear crystalline shibkovite aggregates with peach colored translucent polylithionite.
Location: Dara-Pioz, Tien-Shan, Tadzhikistan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Ponomarevite

Comments: Orange ponomarevite. The sample stored in a closed vial. The photo was made through the vial.
Location: Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Portlandite

Comments: Cleaved mass of white portlandite.
Location: Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 4 x 1.5 cm.
© John Veevaert

Posnjakite

Comments: Waxy blue aggregates of posnjakite.
Location: Ecton mine, Audubon, Montgomery County, Pennsylvania, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Potassic-carpholite

Comments: Tan prismatic crystal sprays of potassic-carpholite to about 2mm in matrix.
Location: Sawtooth Batholith, near Centerville, Boise Co., Idaho, USA. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Potassic-ferritaramite   Ferritaramite

Comments: Lightly to moderately etched, blocky, jet black ferritaramite (potassic-ferritaramite is a not approved mineral name).
Location: Niaslo, Basha Valley, Baltistan, Pakistan. Scale: 5 x 1.5 x 0.3 cm.
© John Veevaert

Potassicleakeite   Watatsumiite

Comments: Yellow green prismatic crystal of watatsumiite terminated by pyramidal faces associated with reddish brown potassicleakeite and clear quartz (JMPS, v 98, p 149).
Location: Tanohata mine, Iwate Prefecture, Japan. Scale: See Image.
© JMPS

Potassicpargasite

Comments: Brownish-black potassicpargasite crystal in calcite (repaired).
Location: Simonby, Pargas, Turku ja Pori, Finland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Potassicsadanagaite

Comments: Dark greenish black crystalline potassicsadanagaite fragments.
Location: Ilmeny Mountains, Chelyabinsk District, Southern Urals, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Potosiite   Franckeite

Comments: Visually indistinguishable metallic potosiite/franckeite crystals to 6 mm..
Location: San Jose mine, Oruro City, Oruro Department, Bolivia. Scale: Crystal size 6 mm.
© Rob Lavinsky

Pottsite

Comments: Sub-mm, bright yellow to orange pottsite crystals form coating on one side of specimen.
Location: Linka Mine, Potts, Lander County, Nevada, USA. Scale: 3.5 x 4 cm.
© John Veevaert

Poubaite

Comments: Gray granular crystalline poubaite in white calcite.
Location: Oldrichov, near Tachov, western Bohemia, Zapadocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Poughite

Comments: Yellow coatings of poughite on matrix.
Location: Mun. de Moctezuma, Sonora, Mexico. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Povondraite

Comments: Deep greenish black povondraite crystals.
Location: Malacacheta, Minas Gerais, Brazil. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Powellite

Comments: Sharp, thumbnail-sized crystal group of yellowish brown lustrous powellite crystals, the largest measuring 15 x 18 mm in size.
Location: Pandulane quarry, Nasik district, Maharashtra, India. Scale: 20 x 25 x 16 mm.
© Dan Weinrich

Poyarkovite

Comments: Dark greenish black thin poyarkovite film on white chert.
Location: Elena, Durango, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Prehnite

Comments: Very lustrous and brilliant prehnite.
Location: Deep Sahara, Morocco: Djbel Melh, Bou-Arfa. Scale: 9 x 6.5 cm.
© Fabre Minerals

Preisingerite

Comments: Olive-greenish crystals of preisingerite on quartz.
Location: Pucher Shaft, Schneeberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Preiswerkite

Comments: Pale green fine grained preiswerkite masses in dark amphibolite rock.
Location: Geisspfad, Binnental, Valias, Switzerland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Preobrazhenskite

Comments: Crudely formed white to tan translucent preobrazhenskite crystal on yellow crystalline massive material.
Location: Lake Inder, Atyrau, Kazakhstan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pretulite

Comments: SEM-BSE image of a euhedral crystal of pretulite (left), and proposed crystal forms (right).
Location: Apatite-rich oolitic Ordovician ironstone at Saint-Aubin-des-Châteaux, Armorican Massif, France. Scale: See Picture.
© Canadian Mineralogist

Priceite   Ginorite

Comments: Clear platy crystalline coatings of ginorite on rock with white priceite.
Location: Corkscrew Canyon, Death Valley, Inyo County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Priceite

Comments: Botryoidal priceite aggregate.
Location: Lone Randi Quarry, Curry County, Oregon, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Priderite

Comments: Clusters of sub-mm black, opaque crystals of priderite.
Location: Eveslogchorr Mt., Khibiny, Kola, Russia. Scale: 2.5 x 3.4 cm.
© John Veevaert

Prismatine

Comments: Prismatic crystals of prismatine in matrix.
Location: Waldheim, Saxony, Germany. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Probertite

Comments: Large colorless prismatic crystal of probertite.
Location: Niedersachswerfen, Nordhausen, Erfurt district, Harz Mts, Thuringia, Germany. Scale: Crystal length 4.7 cm.
© Thomas Witzke / Abraxas-Verlag

Prosopite

Comments: Pale violet prosopite microcrystals.
Location: Ivigtut, Greenland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Protasite

Comments: Orange crystals of protasite on matrix.
Location: Shinkolobwe mine (Kasolo mine), Shaba (Katanga), Congo (Zaïre). Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Protoanthophyllite

Comments: Drill core showing white acicular crystalline aggregates of protoanthophyllite in matrix with a close up image on the right..
Location: Drill-core sample from the waste dump of the abandoned Takase chromite mine, Okayama Prefecture, Japan. Scale: Core size 3 cm.
© American Mineralogist

Proustite

Comments: Crystal group of gemmy, red proustite. Smithsonian collection.
Location: Dolores I Mine, Chañarcillo, Atacáma Province, Chile. Scale: Specimen Size 6x8 cm.
© Dave Barthelmy

Pseudoboleite

Comments: Blue crystal of pseudoboleite.
Location: Curuglu Mine, Santa Rosalía (El Boleó), Boleó District, Mun. de Mulegé, Baja California Sur, Mexico. Scale: Crystal size 4.5 mm.
© Thomas Witzke / Abraxas-Verlag

Pseudobrookite

Comments: Black, prismatic crystals of pseudobrookite on matrix.
Location: Sierra County, New Mexico, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Pseudocotunnite

Comments: Bright white botryoidal pseudocotunnite coatings.
Location: Vesuvius, Campania, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pseudolaueite

Comments: Brownish yellow crystals of pseudolaueite.
Location: Hagendorf, Bavaria, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Pseudomalachite   Halloysite

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

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

Comments: Banded massive psilomelane.
Location: Compton, Virginia, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pucherite   Schumacherite

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-(Fe++)

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-(Mg)

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

Purpurite

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

Pushcharovskite

Comments: Light bluish, acicular crystals of pushcharovskite.
Location: Salsigne Mine, Montagne Noire, Aude, Languedoc-Roussillon, France. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

Putzite   Catamarcaite

Comments: Polished section of putzite (pu) grain in close association with unnamed Cu8Fe2ZnGe2S12 (un1) and catamarcaite (ca), as inclusions in chalcocite-sphalerite (cc/sp) (CanMin 42:1761).
Location: Old dumps near the Rosario vein, Capillitas mining district, Department of Andalgalá, Catamarca Province, Argentina.. Scale: See Image.
© Canadian Mineralogist

Pyrargyrite

Comments: Pyrargyrite with quartz.
Location: Fresnillo, Zacatecas, Mexico. Scale: 3 x 2.5 cm.
© Fabre Minerals

Pyrite

Comments: Lustrous 1 - 2 cm cubes of pyrite encased in a very fine-grained sedimentary marlstone (clay and calcite).
Location: Navajun-(La Rioja)-Spain. Scale: 6x5x3 cm.
© Dave Barthelmy

Pyroaurite

Comments: Green, hexagonal plates of pyroaurite in quartz.
Location: Varmland, Sweden. Scale: Crystal size 1 mm.
© Tom Loomis / Dakota Matrix

Pyroaurite

Comments: Golden yellow platy crystals of pyroaurite to 1mm on matrix.
Location: Langban mine, Varmland, Sweden. Scale: Picture size 1 cm.
© Tom Loomis / Dakota Matrix

Pyrobelonite

Comments: Scanning electron microscope picture, showing idiomorphic pyrobelonite crystals (pb) growing on, and intergrown with brackebuschite (bk). (Eur. J. Mineral, 13:147).
Location: Mullock dumps lining the outcrop of the manganite vein south of Krettnich, Saarland, Germany. Scale: See Image.
© Eur. J. Mineral

Pyrochlore

Comments: Deep brownish black crystals of pyrochlore to 0.9 cm across.
Location: Lauzon Farm, Oka, Quebec, Canada. Scale: 3.9 x 2.9 cm.
© John Veevaert

Pyrochlore   Perrierite-(Ce)   Zircon   Loparite-(Ce)

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

Pyrochroite

Comments: Pseudo-cubic crystal of pyrochroite on matrix.
Location: Franklin, Sussex County, New Jersey, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Pyrochroite   Shigaite

Comments: Bronzy yellow crystals of shigaite set in a crystalline matrix of reddish black pychroite.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 2.8 x 2.3 cm.
© John Veevaert

Pyrolusite

Comments: Steel-gray metallic prismatic pyrolusite crystals.
Location: Hori Blatna, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pyromorphite

Comments: Apple green pyromorphite.
Location: San Andres Mine, Villaviciosa, Cordoba, Spain. Scale: 6.5 x 5 cm.
© Fabre Minerals

Pyrope

Comments: Transparent, dark-red pyrope garnet.
Location: Governador Valadares, Rio Doce, Minas Gerais, Southeast Region, Brazil. Scale: 6x6x6 mm.
© John Betts - Fine Minerals

Pyrophyllite   Rutile

Comments: Rutile on fine-grained pyrophyllite.
Location: Graves Mt. Georgia, USA. Scale: 4.5 x 5 cm.
© Fabre Minerals

Pyrostilpnite

Comments: Reddish brown, crystalline aggregate of pyrostilpnite on matrix.
Location: St. Audreasberg, Hartz, Lower Saxony, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Pyrostilpnite

Comments: Deep bright-red, acicular crystals of pyrostilpnite to 1mm in vuggy sulfide matrix.
Location: Cerro Rico, Potosi City, Potosi Dept., Bolivia. Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix

Pyroxferroite

Comments: Brown crystalline pyroxferroite cleavage.
Location: Ohnari Mine, Mineyama-cho, Naka-Gun, Kyoto, Japan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pyroxmangite

Comments: Pinkish red nearly opaque crystalline pyroxmangite.
Location: Shidara, Kitashidara-Gun, Aichi, Japan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Pyrrhotite

Comments: Lustrous sharp crystals of pyrrhotite to 3.5 cm in size with minor sphalerite and chalcopyrite.
Location: Nikolaevskiy mine, Dal'negors, Primorskiy Kray, Russia. Scale: 4 x 5 x 5.5 cm.
© Dan Weinrich