Mineral Museum of Mineral Species Beginning with O

Oboyerite, Jarosite, Rodalquilarite from Grand Central Mine, Tombstone District, Cochise County, Arizona (Type Locality for Oboyerite)

Obradovicite with Jarosite, Quartz from Mina Chuqui, Chuquicamata, Antofagasta, Chile (Type Locality for Obradovicite)

Obradovicite, Jarosite, Wulfenite, Quartz from Mina Chuqui, Chuquicamata, Atacama Desert, Chile (Type Locality for Obradovicite)

Obsidian from Vulcano, Aeolian Islands, Italy

Obsidian var. Apache Tear from Superior District, Pinal County, Arizona

Obsidian var. Apache Tear from Superior, Pinal County, Arizona

Obsidian var. Apache Tear from Superior, Pinal County, Arizona

Obsidian var. Apache Tear from Superior District, Pinal County, Arizona

Obsidian var. Apache Tear from Oregon

Obsidian var. Apache Tears from Superior, Pinal County, Arizona

Obsidian var. Apache Tears from Superior District, Pinal County, Arizona

Obsidian with Cristobalite from Obsidian Hill, near Delta, Millard County, Utah

Obsidian with Cristobalite inclusions (Snowflake Obsidian) from California

Obsidian with Cristobalite inclusions (Snowflake Obsidian) from California

Obsidian with Cristobalite inclusions (Snowflake Obsidian) from California

Obsidian with Cristobalite inclusions (Snowflake Obsidian) from California

Offretite - Erionite from Kane's Quarry, Glengormly, County Antrim, Northern Ireland

Ohmilite from Ohmi, Niigata, Japan (Type Locality for Ohmilite)

Okaite (feldspathoidal ultramafic igneous rock) from Husereau Hill, Oka Complex, Deux-Montagnes, Québec, Canada

Okanoganite-(Y) and Arfvedsonite from Washington Pass, Okanogan County, Washington (Type Locality for Okanoganite-(Y))

Okenite from Bombay, India

Okenite from Pune District, Maharashtra, India

Okenite from Bombay, India

Okenite from Pune District, Maharashtra, India

Okenite from Khandivali, Maharashtra, India

Okenite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite from Mumbai (Bombay) District, Maharashtra, India

Okenite from Mumbai (Bombay) District, Maharashtra, India

Okenite from Pune District, Maharashtra, India

Okenite from Mumbai District, Maharashtra, India

Okenite from Mumbai District, Maharashtra, India

Okenite and Gyrolite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite and Gyrolite from Pune District, Maharashtra, India

Okenite and Gyrolite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite and Gyrolite on Quartz from Malad Quarry, Mumbai (Bombay) District, Maharashtra, India

Okenite and Quartz from Malad Quarry, Mumbai (Bombay) District, Maharashtra, India

Okenite in Calcite from Jalna, Maharashtra, India

Okenite on Amethyst Quartz from Mumbai (Bombay) District, Maharashtra, India

Okenite on Gyrolite from Pune District, Maharashtra, India

Okenite on Laumontite from Pune District, Maharashtra, India

Okenite on Prehnite from Malad, Maharashtra, India

Okenite on Prehnite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite on Prehnite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite on Prehnite with Apophyllite from Malad, Maharashtra, India

Okenite on Quartz from Mumbai (Bombay) District, Maharashtra, India

Okenite on Quartz var. Amethyst from Shirdi, Ahmadnagar, Maharashtra, India

Okenite on Quartz with Calcite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite with Gyrolite on Quartz from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite with Prehnite from Mumbai District, Maharashtra, India

Okenite, Apophyllite, Prehnite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite, Apophyllite, Quartz from Mumbai, Maharashtra, India

Okenite, Apophyllite, Quartz, Gyrolite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite, Calcite, Gyrolite from Bombay Quarry, Mumbai (Bombay), Maharastra, India

Okenite, Gyrolite, Laumontite from Pune District, Maharashtra, India

Okenite, Prehnite, Apophyllite from Mumbai District, Maharashtra, India

Olekminskite from Kedrovyi Massif, Murun Alkaline Complex, Yakutia, Siberia, Russia (Type Locality for Olekminskite)

Olekminskite from Kedrovyi Massif, Aldan Shield, Saha, Russia (Type Locality for Olekminskite)

Oligoclase, Calcite, Quartz from San Luis Potosi, Mexico

Oligoclase, Sphalerite, Pyrite from San Luis Potosi, Mexico

Oligoclase, Sphalerite, Pyrite from San Luis Potosi, Mexico

Olivenite from Majuba Hill, Pershing County, Nevada

Olivenite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Olivenite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Olivenite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Olivenite from Tolcarne Mine, Cornwall, England

Olivenite from Tintic District, Juab County, Utah

Olivenite from Majuba Hill Mine, Pershing County, Nevada

Olivenite from Wheal Unity, Gwennap, Cornwall, England

Olivenite from Wheal Gorland, St. Day, Cornwall, England

Olivenite from Carissa Mine, southeast slope of Mammoth peak, Tintic District, Juab County, Utah

Olivenite from Mylar Mine, Majuba Hill, Pershing County, Nevada

Olivenite from Majuba Hill, Pershing County, Nevada

Olivenite from Majuba Hill Mine, Pershing County, Nevada

Olivenite from Majuba Hill, Pershing County, Nevada

Olivenite from Wheal Unity, St. Day District, Cornwall, England

Olivenite from Mine du Cap Garonne, Le Pradet, Provence-Alpes-Côte d'Azur, France

Olivenite from Milpillas Mine, Cuitaca, Sonora, Mexico

Olivenite from Wheal Gorland, St. Day, Cornwall, England

Olivenite from Carissa Mine, southeast slope of Mammoth peak, Tintic District, Juab County, Utah

Olivenite and Cornwallite on Quartz from Bawden's Shaft, Wheal Gorland, St. Day, Cornwall, England (Type Locality for Cornwallite)

Olivenite and Cornwallite on Quartz from Bawden's Shaft, Wheal Gorland, St. Day, Cornwall, England (Type Locality for Cornwallite)

Olivenite and Malachite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Olivenite and Malachite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Olivenite and Malachite from Lake Mine (Gunnis Lake Mine?), Cornwall, England

Olivenite and Smithsonite from Hilarion adit, Kamareza Mine, Laurium District, Attika, Greece

Olivenite on Calcite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Olivenite on Quartz from (Centennial Eureka Mine?), (Tintic District?), Utah

Olivenite on Quartz from Wheal Gorland, St. Day District, Cornwall, England

Olivenite var. Leucochalcite from Mine du Cap Garonne, Le Pradet, Provence-Alpes-Côte d'Azur, France

Olivenite with Bayldonite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Olivenite, Duftite, Cuproadamite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia (Type Locality for Duftite)

Olivine from Puy de la Donise, Puy-de-Dome, France

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning Mines, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning Mines, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning Mines, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite and Bultfonteinite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite and Bultfonteinite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite and Calcite on Mn-oxide from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite on Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite on Calcite from N'Chwaning Mines, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite on Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite on Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite on Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite on Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite on Celestine from N'Chwaning Mines, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite on Hematite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite on Oyelite and Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite with Calcite from N'Chwaning Mines, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite with Calcite and Oyelite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite with minor Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite with Oyelite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite with Oyelite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite with Oyelite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite with Oyelite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite with Oyelite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)