Mineral Museum of Mineral Species Beginning with O

Orpiment from Twin Creeks Mine, Cut 20, North Zone, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Cut 20, North Zone, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from Jouzankei, Yesso Island, Hokkaido, Japan

Orpiment from Getchell Mine, Humboldt County, Nevada

Orpiment from Shimen Mine, Hunan, China

Orpiment from White Caps Mine, Manhattan District, Nye County, Nevada

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Twin Creeks Mine, Humboldt County, Nevada

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from Crven Dol, Allchar (Alsar), Macedonia

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Humboldt County, Nevada

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from Getchell Mine, Humboldt County, Nevada

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from Mina Palomo, Castrovirreyna Province, Huancavelica Department, Peru

Orpiment from Twin Creeks Mine, Cut 20, North Zone, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Cut 20, North Zone, Humboldt County, Nevada

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Twin Creeks Mine, Cut 20, North Zone, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Mina Palomo, Castrovirreyna Province, Huancavelica Department, Peru

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from Twin Creeks Mine, Cut 20, North Zone, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from Pasto Bueno District, Pallasca Province, Ancash Department, Peru

Orpiment from Twin Creeks Mine, Cut 20, North Zone, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Humboldt County, Nevada

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Shimen Mine, Hunan Province, China

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Humboldt County, Nevada

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Shimen Mine, Hunan Province, China

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Getchell Mine, Humboldt County, Nevada

Orpiment from Shimen Mine, Hunan Province, China

Orpiment from Shimen Mine, Hunan Province, China

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment from Twin Creeks Mine, Humboldt County, Nevada

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from Shimen Mine, Hunan, China

Orpiment from Shimen Mine, Hunan, China

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from Twin Creeks Mine, Cut 62, Humboldt County, Nevada

Orpiment from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment from Shimen Mine, Hunan, China

Orpiment from Shimen Mine, Hunan Province, China

Orpiment and Calcite from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment and Calcite from Shimen Mine, Hunan, China

Orpiment and Calcite from Gold Bar Mine, Antelope District, Eureka County, Nevada

Orpiment and Realgar from White Caps Mine, Manhattan District, Nye County, Nevada

Orpiment and Realgar from White Caps Mine, Manhattan District, Nye County, Nevada

Orpiment and Realgar from White Caps Mine, Manhattan District, Nye County, Nevada

Orpiment in Calcite from Shimen Mine, Hunan, China

Orpiment in Calcite from Shimen Mine, Hunan, China

Orpiment in Calcite with Realgar from Shimen Mine, Hunan, China

Orpiment in Calcite with Realgar from Shimen Mine, Hunan, China

Orpiment on Arsenopyrite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment on Barite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment on Barite from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment on Barite from El'brusskiy Mine, 35 km NE of Mount Elbrus, Kabardino-Balkarian Republic, Russia

Orpiment on Hutchinsonite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment on Pyrite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment on Pyrite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment on Pyrite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment on Pyrite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment on Pyrite with Hutchinsonite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment on Pyrite with Quartz from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment with Barite from Twin Creek Mine, Humboldt, Nevada

Orpiment with Barite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment with Barite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment with Barite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment with Calcite from Shimen Mine, Hunan, China

Orpiment with minor Realgar from Getchell Mine, Humboldt County, Nevada

Orpiment with Realgar from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment with Realgar from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment with Realgar from Getchell Mine, Humboldt County, Nevada

Orpiment with Realgar from Getchell Mine, Humboldt County, Nevada

Orpiment with Realgar from Getchell Mine, Humboldt County, Nevada

Orpiment with Realgar from Mercur District, Toole County, Utah

Orpiment, Barite, Realgar from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment, Barite, Realgar from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment, Calcite, Realgar from Getchell Mine, Humboldt County, Nevada

Orpiment, Hutchinsonite, Barite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment, Hutchinsonite, Barite from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment, Pyrite, Quartz from Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

Orpiment, Realgar, Pyrite from Getchell Mine, Humboldt County, Nevada

Orthoclase from Itrongay, Madagascar

Orthoclase from Bustaviejo, Spain

Orthoclase from Ray Mine, Mineral Creek District, Pinal County, Arizona

Orthoclase from Princess Quarry, Bancroft, Ontario, Canada

Orthoclase from Ray Mine, Mineral Creek District, Pinal County, Arizona

Orthoclase from Route 28 road cut, Bancroft, Ontario, Canada

Orthoclase from Kunar, Afghanistan

Orthoclase from Bedford, Westchester County, New York

Orthoclase from Badlands, North Dakota

Orthoclase from Badlands, North Dakota

Orthoclase from Delaware County, Pennsylvania

Orthoclase from Lake George district, Park County, Colorado

Orthoclase from Delaware County, Pennsylvania

Orthoclase from Topsham, Sagadahoc County, Maine

Orthoclase from Beaverdell, Greenwood Mining District, British Columbia, Canada

Orthoclase from Gunheath Pit, St. Austell District, Cornwall, England

Orthoclase from Sakangyi area, west of Mogok, Shan State, Myanmar (Burma)

Orthoclase from Climax District, Lake County, Colorado

Orthoclase (Baveno Twin) from Tahara, Hirukawa, Gifu, Japan

Orthoclase (Baveno- and Manebach-Twinned) from Baveno, Novara, Piemonte, Italy

Orthoclase (Baveno-Law Twinned) with Chlorite from St. Gotthard, Kanton Uri, Switzerland

Orthoclase (Baveno-Law Twinned) with Quartz from Chilas, Diamar District, Gilgit-Baltistan, Pakistan

Orthoclase (Baveno-Law Twins) from Organ District, Doña Ana County, New Mexico

Orthoclase (Carlsbad-Law Twinned) from El Escorial, Madrid, Spain

Orthoclase (gem-grade) from Itrongay, Betroka Department, Tulear Province, Madagascar

Orthoclase (gem-grade) from Itrongay, Betroka Department, Tulear Province, Madagascar

Orthoclase (gem-grade) from Itrongay, Betroka Department, Tulear Province, Madagascar

Orthoclase and Quartz with Chlorite coating from St. Gotthard, Kanton Uri, Switzerland

Orthoclase and Smoky Quartz from Moat Mountain, Hale's Location, Carroll County, New Hampshire

Orthoclase on Microcline (Baveno Law Twin) from Baveno, Verbano-Cusio-Ossola, Piemonte, Italy (Type Locality for Baveno Law of twinned feldspar)

Orthoclase pseudomorph after Leucite from Magnet Cove, Hot Spring County, Arkansas

Orthoclase pseudomorph after Leucite from Kaman District, Kirsehir Province, Turkey

Orthoclase var. Adularia from Floienthal, Switzerland

Orthoclase var. Adularia from St. Gotthard, Switzerland

Orthoclase var. Adularia from Saratal, Sud-Tyrol, Austria

Orthoclase var. Adularia from Salzburg, Austria

Orthoclase var. Adularia from Hanuchal, Gilgit-Baltistan, Pakistan

Orthoclase var. Adularia from Kanton Uri, Switzerland

Orthoclase var. Adularia from Keystone Trap Rock Quarry, Cornog, Chester County, Pennsylvania

Orthoclase var. Adularia from Engstligenalp, Adelboden, Switzerland