n Minerals

Molybdenite in Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite in Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite in Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite in Quartz from Climax Mine, Fremont Pass, Leadville District, Lake County, Colorado

Molybdenite in Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite in Serpentine from Royal Green Quarry, near Phillipsburg, Warren County, New Jersey

Molybdenite on Quartz from Kingsgate Mines, Glen Innes, New South Wales, Australia

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from Moly Hill Mine, La Motte Township, Québec, Canada

Molybdenite on Quartz from King's Gate, New South Wales, Australia

Molybdenite on Vesuvianite from Goodall Farm Quarry, Sanford, York County, Maine

Molybdenite with minor Molybdite from Phillipsburg, Warren County, New Jersey

Molybdenite with minor Molybdite from Phillipsburg, Warren County, New Jersey

Molybdenite with Pyrite from Squaw Peak, south of Camp Verde, Yavapai County, Arizona

Molybdenite with Pyrrhotite from Chungju, Chungcheongbukdo, South Korea

Molybdenite, Actinolite, Powellite from Gold Hill Mine, Tooele County, Utah

Molybdenite, Fluorite, Quartz, Muscovite from (Piaotang Mine, Xihuashan ore field), (Dayu, Ganzhou, Jiangxi), China

Monazite-(Ce) from Coalenene, Norway

Monazite-(Ce) from Slocum Quarry, East Hampton, Connecticut

Monazite-(Ce) from Northern Madiaomby, Madagascar

Monazite-(Ce) from Indian Hills, Jefferson County, Colorado

Monazite-(Ce) from Siglo XX Mine, Llallagua, Bustillos Province, Potosi Department, Bolivia

Monazite-(Ce) from Zagi Mountains, near Hameed Abad Kafoor Dheri, Khyber Pakhtunkhwa, Pakistan

Monazite-(Ce) from Ankazobe, Faritra Analamanga, Madagascar

Monazite-(Ce) from Harlem Speedway, northeastern shore of Manhattan Island, New York City, New York County, New York

Monazite-(Ce) from Platt Pegmatite Mine, Carbon County, Wyoming

Monazite-(Ce) Sand from North Carolina

Monazite-(Ce) twinned crystals from Buenópolis, Minas Gerais, Brazil

Monazite-(Ce) twinned crystals from Buenópolis, Minas Gerais, Brazil

Monazite-(Ce) var. Turnerite from Kollergraben, Binnental, Valais, Switzerland

Montdorite from Mont-Dore, La Bourboule (near), Puy-de-Dôme, France (Type Locality for Montdorite)

Montebrasite from Taquaral, Minas Gerais, Brazil

Montebrasite from Taquaral, Minas Gerais, Brazil

Montebrasite from Telírio Mine, Linopolis, Divino de Laranjeras, Minas Gerais, Brazil

Montebrasite from Telírio Mine, Linopolis, Divino de Laranjeras, Minas Gerais, Brazil

Montebrasite from Telírio Mine, Linopolis, Divino de Laranjeras, Minas Gerais, Brazil

Montebrasite from Telírio Mine, Linopolis, Divino de Laranjeras, Minas Gerais, Brazil

Montebrasite from Telírio Mine, Linopolis, Divino de Laranjeras, Minas Gerais, Brazil

Montebrasite from Fazenda Pomaroli, Divino de Laranjeras, Minas Gerais, Brazil

Montebrasite from Telírio Mine, Linopolis, Divino de Laranjeras, Minas Gerais, Brazil

Montebrasite from Nevel Quarry (Twin Tunnels), Plumbago Mountain, Newry, Oxford County, Maine

Montebrasite from Telírio Mine, Linopolis, Divino de Laranjeras, Minas Gerais, Brazil

Montebrasite from Telírio Mine, Linopolis, Divino de Laranjeras, Minas Gerais, Brazil

Montebrasite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montebrasite with Albite from Fazenda Pomaroli, Divino de Laranjeras, Minas Gerais, Brazil

Monteregianite-(Y) (MSH UK-6) from Desourdy Quarry, Mont Saint-Hilaire, Québec, Canada (Type Locality for Monteregianite-(Y))

Montgomeryite and Whitlockite from Tip Top Mine, Custer District, Custer County, South Dakota

Monticellite from Magnet Cove, Hot Spring County, Arkansas

Monticellite with Fluorellestadite var. Wilkeite from Crestmore Quarry, Riverside County, California

Montmorillonite from Branchville Quarry, Redding, Fairfield County, Connecticut

Montmorillonite from Baker, San Bernardino County, California

Montmorillonite from Paris, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite from Tamminen Quarry, Greenwood, Oxford County, Maine

Montmorillonite pseudomorph after Natrolite from Dean Quarry, St. Keverne, Cornwall, England

Montmorillonite pseudomorph after Natrolite from Dean Quarry, St. Keverne, Cornwall, England

Montmorillonite pseudomorph after Natrolite from Dean Quarry, St. Keverne, Cornwall, England

Montmorillonite, Muscovite, Albite var. Cleavelandite from Strickland Quarry, Collins Hill, Portland, Middlesex County, Connecticut

Moonstone from India

Moonstone from Sonora, Mexico

Mopungite from Desert Peak, Mopung Hills, Churchill County, Nevada (Type Locality for Mopungite)

Mordenite from Tillamook, Oregon

Mordenite from Goble, Columbia County, Oregon

Mordenite from Kalama, Cowlitz County, Washington

Mordenite from Coromandel Peninsula, North Island, New Zealand

Mordenite from Rock Creek, Stevenson, Skamania County, Washington

Mordenite from Tairua River, west of Thames, North Island, New Zealand

Mordenite from east of Sandstone Peak, Santa Monica Mountains, Ventura County, California

Mordenite and Heulandite from Nidym River, Nizhnyaya Tunguska River, Siberia, Russia

Mordenite and Heulandite-Ca from Rat's Nest Claim, Custer County, Idaho

Mordenite and Stilbite from Jalgaon, Maharashtra, India

Mordenite on Apophyllite and Heulandite from Aurangabad, Maharashtra, India

Mordenite on Heulandite from Tod Head Point, Buchan Grampian, Scotland

Mordenite on Heulandite from Tod Head Point, Buchan Grampian, Scotland

Mordenite on Heulandite and Stilbite from Aurangabad, Maharashtra, India

Mordenite on Stilbite-Ca from Aurangabad, Maharashtra, India

Mordenite on Stilbite-Ca from Sakur, Ahmadnagar District, Maharashtra, India

Mordenite with Apophyllite from Loni (Nashik-Poona Road), Maharashtra, India

Mordenite with Dachiardite-Ca from Cape Lookout, Tillamook County, Oregon

Mordenite with Heulandite-Ca from Rat's Nest Claim, near Challis, Custer County, Idaho

Morosenite (synthetic of unknown composition) from Man-made

Mosandrite from Barkevik, Langesundfjord, Norway (Type Locality for Mosandrite)

Mosandrite from Arøy, Langesundsfjorden, Vestfold, Norway

Mosandrite var. Johnstrupite from Langesundsfjorden, Larvik, Vestfold,, Norway (Type Locality for Mosandrite)

Mosandrite-(Ce), Aegirine, Biotite from Låven, Langesundsfjorden, Larvik, Vestfold, Norway (Type Locality for Mosandrite)

Mottramite and Calcite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mottramite and Calcite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mottramite and Calcite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mottramite and Calcite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mottramite and Calcite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mottramite in Calcite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mottramite intergrown with Calcite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

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

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

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

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

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

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

Mottramite on Phosphohedyphane, Chrysocolla, Goethite from Cove Vein, Whytes Cleuch, Wanlockhead, Dumfriesshire, Scotland

Mottramite on Wulfenite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mottramite over Phosphohedyphane on Cerussite from Cove Vein, Whytes Cleuch, Wanlockhead, Dumfriesshire, Scotland

Mottramite pseudomorph after Wulfenite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mottramite pseudomorphs after Wulfenite from Total Wreck Mine, Empire Mountains, Pima County, Arizona

Mottramite pseudomorphs after Wulfenite from Total Wreck Mine, Empire Mountains, Pima County, Arizona

Mottramite pseudomorphs after Wulfenite on Dolomite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mottramite pseudomorphs after Wulfenite over Calcite from Total Wreck Mine, Empire Mountains, Pima County, Arizona

Mottramite var. Psittacinite on Descloizite from Uris Mine, Bobos Area, Otavi-Bergland District, Oshikoto, Namibia

Mottramite, Phosphohedyphane, Chrysocolla, Goethite from Cove Vein, Whytes Cleuch, Wanlockhead, Dumfriesshire, Scotland

Mottramite, Wulfenite, Calcite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

Mountain Cork (assorted amphiboles) from Blythe, Riverside County, California

Murdochite and Malachite from Bisbee, Warren District, Cochise County, Arizona

Murdochite on Quartz from Mex-Tex Mine, Hansonburg District, 8.5 km south of Bingham, Socorro County, New Mexico

Murdochite on Quartz from Blanchard Mine, Hansonburg District, 8.5 km south of Bingham, Socorro County, New Mexico

Murdochite on Smithsonite from Silver Hill Mine, Pima County, Arizona

Murdochite with Malachite-Rosasite on Quartz from Bisbee District, Cochise County, Arizona

Murmanite from Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia (Type Locality for Murmanite)

Murmanite from Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia (Type Locality for Murmanite)

Murmanite from Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia (Type Locality for Murmanite)

Murmanite from Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia (Type Locality for Murmanite)

Murmanite from Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia (Type Locality for Murmanite)

Murmanite with Aegirine from Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia (Type Locality for Murmanite)

Murmanite with Zorite and Eudialyte from Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia (Type Locality for Murmanite)

Muscovite (columnar crystals) on Albite var. Cleavelandite from Emmons Quarry, southeastern slope of Uncle Tom Mountain, Greenwood, Oxford County, Maine

Muscovite (columnar crystals) on Albite var. Cleavelandite from Emmons Quarry, southeastern slope of Uncle Tom Mountain, Greenwood, Oxford County, Maine

Muscovite (columnar crystals) on Albite var. Cleavelandite from Emmons Quarry, southeastern slope of Uncle Tom Mountain, Greenwood, Oxford County, Maine

Muscovite (fishtail-twinned crystals) from Minas Gerais, Brazil

Muscovite (Hafnium-rich) from Broken Hill, New South Wales, Australia

Muscovite (Hafnium-rich) from Broken Hill, New South Wales, Australia