a Minerals

Pectolite with Calcite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Calcite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Calcite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Calcite from Upper New Street Quarry, Paterson, Passaic County, New Jersey

Pectolite with Calcite and Chalcopyrite from Laurel Hill (Snake Hill) Quarry, Secaucus, Hudson County, New Jersey

Pectolite with Calcite and Prehnite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Calcite and Prehnite from Upper New Street Quarry, Paterson, Passaic County, New Jersey

Pectolite with Calcite casts from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Calcite, Pyrite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Chamosite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Chamosite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Chamosite and Calcite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Datolite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Datolite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Datolite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Datolite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Datolite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Datolite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Grossular Garnet from Jeffrey Mine, Asbestos, Québec, Canada

Pectolite with Heulandite from New Street Quarry, Paterson, Passaic County, New Jersey

Pectolite with Heulandite and Pyrite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Laumontite from Prospect Park Quarry, Prospect Park, Passaic County, New Jersey

Pectolite with Laumontite from Prospect Park Quarry, Prospect Park, Passaic County, New Jersey

Pectolite with Laumontite from Paterson, Passaic County, New Jersey

Pectolite with minor Apophyllite and Pyrite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with minor Pyrite (complete cavity in two parts) from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Prehnite and Apophyllite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Prehnite and cavities after Anhydrite from New Street Quarry, Paterson, Passaic County, New Jersey

Pectolite with Prehnite and Laumontite from Prospect Park Quarry, Prospect Park, Passaic County, New Jersey

Pectolite with pseudomorphic casts after Calcite from State Pit, Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Pyrite and Apophyllite on Datolite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Pyrite and Calcite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Pyrite and Goethite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite with Pyrite microcrystals from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Apophyllite, Datolite from State Pit, Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Apophyllite, Datolite from Millington Quarry, State Pit, Bernards Township, Somerset County, New Jersey

Pectolite, Apophyllite, Natrolite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Apophyllite, Pyrite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Apophyllite, Pyrite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Apophyllite, Thaumasite from New Street Quarry, Paterson, Passaic County, New Jersey

Pectolite, Datolite, Apophyllite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Datolite, Chamosite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Datolite, Prehnite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Datolite, Prehnite from Route 80 construction, Paterson, Passaic County, New Jersey

Pectolite, Heulandite from Prospect Park Quarry, Prospect Park, Passaic County, New Jersey

Pectolite, Heulandite, Apophyllite, Quartz from Paterson, Passaic County, New Jersey

Pectolite, Heulandite, Laumontite from Prospect Park Quarry, Prospect Park, Passaic County, New Jersey

Pectolite, Natrolite, Apophyllite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Natrolite, Apophyllite from Prospect Park Quarry, Prospect Park, Passaic County, New Jersey

Pectolite, Prehnite, Chalcopyrite from Bergen Hill, Hudson County, New Jersey

Pectolite, Prehnite, Datolite from Millington Quarry, Bernards Township, Somerset County, New Jersey

Pectolite, Prehnite, Datolite from Upper New Street Quarry, Paterson, Passaic County, New Jersey

Pectolite, Quartz, Apophyllite from New Strret Quarry, Paterson, Passaic County, New Jersey

Pectolite, Quartz, Hematite from Prospect Park Quarry, Prospect Park, Passaic County, New Jersey

Pectolite, Quartz, Hematite from Prospect Park Quarry, Prospect Park, Passaic County, New Jersey

Penkvilksite and Zorite from Mount Karnasurt, Ilmajok valley, Lovozero, Kola Peninsula, Russia (Type Locality for Penkvilksite and Zorite)

Pentagonite from Wagholi Quarry, Maharashtra, India

Pentagonite on Stilbite from Wagholi Quarry, Maharashtra, India

Pentagonite on Stilbite from Wagholi Quarry, Maharashtra, India

Pentagonite on Stilbite coated with Mordenite from Wagholi Quarry, Maharashtra, India

Pentagonite on Stilbite coated with Mordenite from Wagholi Quarry, Maharashtra, India

Pentagonite over Calcite from Wagholi Quarry, Maharashtra, India

Pentagonite with Calcite from Wagholi Quarry, Maharashtra, India

Pentagonite with Calcite from Wagholi Quarry, Maharashtra, India

Pentagonite with Calcite from Wagholi Quarry, Maharashtra, India

Pentagonite with Heulandite from Owyhee Dam, Malheur County, Oregon (Type Locality for Pentagonite)

Pentlandite and Pyrrhotite from Worthington, Ontario, Canada

Pentlandite and Pyrrhotite from Worthington, Ontario, Canada

Pentlandite and Pyrrhotite from Worthington, Ontario, Canada

Pentlandite in Pyrrhotite from Sudbury, Ontario, Canada

Pentlandite, Chalcopyrite, Pyrrhotite from Frood-Stobie Mine, Sudbury, Ontario, Canada

Pentlandite, Chalcopyrite, Pyrrhotite from Frood-Stobie Mine, Sudbury, Ontario, Canada

Pentlandite, Chalcopyrite, Pyrrhotite from Frood-Stobie Mine, Sudbury, Ontario, Canada

Pentlandite, Chalcopyrite, Pyrrhotite from Frood-Stobie Mine, Sudbury, Ontario, Canada

Perhamite from Ski Pike Quarry, northwest slope of Cobble Hill, West Paris, Oxford County, Maine

Perhamite and Fluorapatite coating Quartz from Emmons Quarry, southeastern slope of Uncle Tom Mountain, Greenwood, Oxford County, Maine

Periclase from Crestmore Quarry, 440 Level, 1620 North, Riverside County, California

Periclase var. Bytownite from Plush, Oregon

Periclase var. Bytownite from Plush, Oregon

Periclase var. Bytownite from Plush, Oregon

Periclase with Brucite alteration rims from Crestmore Quarry, 440 Level, 1620 North, Riverside County, California

Periclase with Brucite alteration rims from Crestmore Quarry, 440 Level, 1620 North, Riverside County, California

Periclase with Brucite alteration rims from Crestmore Quarry, 440 Level, 1620 North, Riverside County, California

Periclase with Brucite alteration rims from Crestmore Quarry, 440 Level, 1620 North, Riverside County, California

Periclase with Brucite alteration rims from Crestmore Quarry, 440 Level, 1620 North, Riverside County, California

Periclase with Brucite alteration rims from Crestmore Quarry, 440 Level, 1620 North, Riverside County, California

Periclase with Brucite alteration rims from Crestmore Quarry, 440 Level, 1620 North, Riverside County, California

Periclase with Brucite alteration rims from Crestmore Quarry, 440 Level, 1620 North, Riverside County, California

Peridot (gem variety of Forsterite) 4 pieces gem rough from Suppat, Naran-Kagan Valley, Kohistan District, Khyber Pakhtunkhwa (North-West Frontier Province), Pakistan

Peridot crystal (gem variety of Forsterite) from Suppat, Naran-Kagan Valley, Kohistan District, Khyber Pakhtunkhwa (North-West Frontier Province), Pakistan

Peridot crystal (gem variety of Forsterite) from Suppat, Naran-Kagan Valley, Kohistan District, Khyber Pakhtunkhwa (North-West Frontier Province), Pakistan

Peridot crystal (gem variety of Forsterite) with Ludwigite inclusions from Suppat, Naran-Kagan Valley, Kohistan District, Khyber Pakhtunkhwa (North-West Frontier Province), Pakistan

Peridot Crystal (gem variety of the mineral Forsterite) from Suppat, Naran-Kagan Valley, Kohistan District, Khyber Pakhtunkhwa (North-West Frontier Province), Pakistan

Perlialite from Yukspor Mountain, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Russia (Type Locality for Perlialite)

Perovskite and Andradite var. Melanite Garnet with Clinochlore from New Idria District, San Benito County, California

Perovskite and Andradite var. Melanite Garnet with Clinochlore from New Idria District, San Benito County, California

Perovskite on Magnetite from Perovskite Hill, Magnet Cove, Hot Spring County, Arkansas

Perovskite var. Dysanalite from Kimzey Quarry, Magnet Cove, Hot Spring County, Arkansas

Perovskite var. Dysanalyte from Magnet Cove, Hot Spring County, Arkansas

Perovskite var. Dysanalyte from Perovskite Hill, Magnet Cove, Hot Spring County, Arkansas

Perovskite var. Dysanalyte from Perovskite Hill, Magnet Cove, Hot Spring County, Arkansas

Perovskite var. Dysanalyte from Perovskite Hill, Magnet Cove, Hot Spring County, Arkansas

Perovskite var. Dysanalyte from Perovskite Hill, Magnet Cove, Hot Spring County, Arkansas

Perovskite var. Dysanalyte on Magnetite from Perovskite Hill, Magnet Cove, Hot Spring County, Arkansas

Perovskite var. Knopite from Langorsholmen, Alno Island, Sundsvall, Sweden (Type Locality for Knopite)

Perraultite and Leifite from Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada (Type Locality for Perraultite)

Petalite from San Pedro En Campo, Isola d'Elba, Tuscan Archipelago, Livorno, Italy

Petalite from Paprok, Kamdesh District, Nuristan Province, Afghanistan

Petalite from Paprok, Kamdesh District, Nuristan Province, Afghanistan

Petalite from Paprok, Kamdesh District, Nuristan Province, Afghanistan

Petalite from Namibia

Petalite from Utö, Södermanland, Sweden (Type Locality for Petalite)

Petalite from (Maine)

Petalite from Windhoek, Namibia

Petalite from Zambia

Petalite from Shengus, Gilgit-Baltistan, Pakistan

Petalite from Mount Marie Quarry, 7.5 km southeast of Paris Hill, Oxford County, Maine

Petalite from Tamminen Quarry, Greenwood, Oxford County, Maine

Petalite from Serra das Éguas, Brumado District, Bahia, Brazil

Petalite from Utö, Södermanland, Sweden (Type Locality for Petalite)

Petalite from Itinga District, Minas Gerais, Brazil

Petalite with Lepidolite from Tamminen Quarry, Greenwood, Oxford County, Maine

Petalite with Lepidolite from Tamminen Quarry, Greenwood, Oxford County, Maine

Petarasite and Zircon on Albite with Aegirine from Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada (Type Locality for Petarasite)

Petarasite on Albite with Aegirine from Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada (Type Locality for Petarasite)

Petedunnite in Garnet from Buckwheat Mine, Franklin District, Sussex County, New Jersey (Type Locality for Petedunnite)

Petrified Dinosaur Bone from Morrison Formation, Brushy Basin, Utah

Petrified Palmwood from Falls City, Karnes County, Texas

Petrified Wood (colored green by chromium salts) from Winslow, Navajo County, Arizona

Petrified Wood (silicified oak wood replacement) from McDermitt District, Malheur County, Oregon

Petrified Wood with Quartz from Brilliant, Macon County, Alabama

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)

Pezzottaite from Sakavalana pegmatite, Ambatovita, near Mandosonoro village, Fianarantsoa Province, Madagascar (Type Locality for Pezzottaite)