n Minerals

Aragonite var. Tarnowitzite from Tazouta, Sefrou Province, Fès-Boulemane, Morocco

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite on Cerussite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite on Dolomite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite on Mimetite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite on Smithsonite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite over Quartz from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite with Malachite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Tarnowitzite with Malachite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite var. Winnieite on Calcite from Ash Fork, Yavapai County, Arizona

Aragonite var. Zeringite from Oberzeiring, Styria, Austria

Aragonite with Azurite and Wulfenite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Aragonite with Calcite from Johnby Quarry, near Penrith, Cumbria, England

Aragonite with Calcite from Johnby Quarry, near Penrith, Cumbria, England

Aragonite with Calcite from Chihuahua, Mexico

Aragonite with Calcite over Dolomite from Johnby Quarry, near Penrith, Cumbria, England

Aragonite with Calcite termination from Atlas Mountains, Sefrou Province, Fès-Boulemane, Morocco

Aragonite with Hematite Inclusions from Cleator Moor, West Cumberland Iron Mining District, Cumbria, England

Aragonite with Hematite inclusions from West Cumberland Iron Mining District, Cumbria, England

Aragonite with Serpentine and Magnesite from C.K. Williams Quarry, Easton, Northampton County, Pennsylvania

Aragonite with Siderite pseudomorphs after Fluorite from Kirkland, Cumbria, England

Aragonite with Sulfur from Agrigento District (Girgenti), Sicily, Italy

Aragonite with Sulfur from Moss Bluff Dome, Liberty County, Texas

Aragonite, Thaumasite and Prehnite from Paterson, Passaic County, New Jersey

Aragonite-Calcite from Cerro de Pasco, Pasco, Peru

Aragonite-Calcite from Cave of the Bells, 59 km SSE of Tucson, Sawmill Canyon, Pima County, Arizona

Aragonite-Calcite from Cave Mine, 8.9 km north of Minersville, Beaver County, Utah

Aragonite-Calcite from Santa Eulalia District, Aquiles Serdán, Chihuahua, Mexico

Aragonite-Calcite from Mapimi, Durango, Mexico

Aragonite-Calcite from Chihuahua, Mexico

Aragonite-Calcite from New Street Quarry, Paterson, Passaic County, New Jersey

Aragonite-Calcite from Chihuahua, Mexico

Aragonite/Calcite from Cave Mine, Beaver County, Utah

Ardennite from Salm-Chateau, Ottre, Ardennes, Belgium (Type Locality for Ardennite)

Ardennite from Salm-Chateau, Ottre, Ardennes, Belgium (Type Locality for Ardennite)

Ardennite from Salm-Chateau, Ottre, Ardennes, Belgium (Type Locality for Ardennite)

Ardennite-(As) from Salm-Château, Vielsalm, Ardennes, Belgium (Type Locality for Ardennite-(As))

Arfvedsonite from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite from Kangerdluarsk, Ilimaussaq Intrusive, Greenland (Type Locality for Arfvedsonite)

Arfvedsonite from Mont Saint-Hilaire, Québec, Canada

Arfvedsonite from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite from Narsarsulk, Greenland (Type Locality for Arfvedsonite)

Arfvedsonite from Mont Saint-Hilaire, Québec, Canada

Arfvedsonite from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite from De-Mix Quarry, Petarasite Trench, Mont Saint-Hilaire, Québec, Canada

Arfvedsonite from De-Mix Quarry, Petarasite Trench, Mont Saint-Hilaire, Québec, Canada

Arfvedsonite from Mont Saint-Hilaire, Québec, Canada

Arfvedsonite from 5 km NE of Malosa Mountain, Zomba District, Malawi

Arfvedsonite from Narssârssuk, Narsaq, Kitaa, Greenland

Arfvedsonite from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) in Microcline with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) on Microcline with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) with minor Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) with Quartz from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystal) with Zircon and Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystals) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated Arfvedsonite crystals) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Albite from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Microcline with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) on Microcline with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated crystal) with Zircon and Quartz from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated twinned Arfvedsonite crystal) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated twinned crystals) from Hurricane Mountain, Carroll County, New Hampshire

Arfvedsonite (rare terminated twinned crystals) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare terminated twinned crystals) from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated Arfvedsonite crystal) in Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated Arfvedsonite crystal) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated Arfvedsonite crystal) with Microcline and Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated Arfvedsonite crystals) on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite (rare twinned terminated crystals) with Albite from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite and Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite and Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite and Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite and Smoky Quartz with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite in Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite in Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite on Microcline from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite on Microcline from 5 km NE of Malosa Mountain, Zomba District, Malawi

Arfvedsonite on Microcline from Mount Malosa, Zomba District, Malawi

Arfvedsonite pseudomorph after Aegirine from Mount Malosa, Zomba District, Malawi

Arfvedsonite with Albite with Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Arfvedsonite, Microcline, Zircon from Hurricane Mountain, east of Intervale, Carroll County, New Hampshire

Argentite from Jáchymov (formerly Joachimsthal), Bohemia, Czech Republic

Argentite from Zacatecas, Mexico

Argentojarosite from Tintic Standard Mine, Juab County, Utah (Type Locality for Argentojarosite)

Arhbarite with Chrysocolla and Conichalcite from El Guanaco Mine, Guanaco, Antofagasta, Chile

Armstrongite from Khan-Bogdinskii Massif, Gobi Desert, Mongolia (Type Locality for Armstrongite)

Arrojadite-(BaNa) and Melonjosephite from D'Angarf-sud Pegmatite, Anti-Atlas Mountains, Plaine des Zenaga, Morocco (Type Locality for Melonjosephite)

Arrojadite-(KFe) and Vivianite from Big Fish River, 67 km northwest of Aklavik, Yukon, Canada

Arsendescloizite with arsenic-rich Vanadinite from Red Bird Mine, Antelope Springs District, Pershing County, Nevada

Arsenic from Erzgebirge, Saxony, Germany

Arsenic from Copiapo, Chile

Arsenic from Burraton Combe, St. Stephens-by-Saltash, Cornwall, England

Arsenic from Schneeberg District, Sachsen (Saxony), Germany

Arsenic from Watson Creek, British Columbia, Canada

Arsenic from Lavrion (Laurium) Mining District, Attica Peninsula, Greece

Arsenic from St. Andreasberg District, 25 km SE of Clausthal-Zellerfeld, Harz Mountains, Lower Saxony, Germany

Arsenic from Alacrán Mine, Pampa Larga District, near Tierra Amarilla, Copiapó, Atacama, Chile

Arsenic from Münstertal, 16 km south of Freiberg, Baden-Württemberg, Germany

Arsenic from Schneeberg District, Saxony, Germany