| Location | Specimens | State | | Country | | | Unknown Location | 132 | | | | |
| 123 North Mine, Widgiemooltha, West Australia, Australia | 1 | | | Australia |  |
| 3 Metals Mine, Weepah Mining District, Esmeralda County, Nevada, USA | 1 | Nevada |  | USA |  |
| 3970' Level, Empire State Zinc Mine #4, Balmat, New York, USA | 1 | New York |  | USA | |
| 7th of December Pocket, C pit, Okorusu Mine, Otjiwarongo Constituency, Otjozondjupa Region, Namibia | 1 | | | Namibia |  |
| 7th of December Pocket, Okorusu Mine, Otjiwarongo Constituency, Otjozondjupa Region, Namibia | 1 | | | Namibia | |
| Ace of Diamonds Mine, Middleville, Herkimer County, New York, USA | 1 | New York | | USA | |
| Afghanistan | 2 | | | Afghanistan |  |
| Aghbar Mine, Bou Azer District, Morocco | 1 | | | Morocco |  |
| Al Khawd, Baushar, Muscat Provice, Oman | 1 | | | Oman |  |
| Ala Valley, Lanzo Valleys, City of Turin, Piedmont, Italy | 1 | | | Italy |  |
| Alaska Range, Alaska, USA | 1 | Alaska |  | USA | |
| Alaska, USA | 1 | Alaska | | USA | |
| Allen Hills, Transantarctic Mountains, Antarctica | 1 | | | Antarctica |  |
| Alto da Pitorra, Laranjeiras, Galiléia, Minas Gerais, Brazil | 1 | | | Brazil |  |
| Anahi Mine, Bolivia | 4 | | | Bolivia |  |
| Ancash, Peru | 1 | | | Peru |  |
| Anhui Province, China | 1 | | | China |  |
| Animon Mine, Peru | 1 | | | Peru | |
| Area 51, Lincoln Co., Nevada, USA | 1 | Nevada | | USA | |
| Argyle Mine, Australia | 1 | | | Australia | |
| Aricanga, Minas Gerais, Brazil | 2 | | | Brazil | |
| Arizona, USA | 2 | Arizona |  | USA | |
| Arkansas, USA | 3 | Arkansas |  | USA | |
| Artinite Pit, Picacho Peak, San Benito, California, USA | 1 | California |  | USA | |
| Asni, Morocco | 1 | | | Morocco | |
| Atlas Mtns., Morocco | 2 | | | Morocco | |
| Aurangabad, Maharashta, India | 1 | | | India |  |
| Austin, Texas, USA | 2 | Texas |  | USA | |
| Australia | 2 | | | Australia | |
| B Satellite Pit, Okorusu Mine, Otjiwarongo Constituency, Otjozondjupa Region, Namibia | 1 | | | Namibia | |
| Badakhshan, Afghanistan | 8 | | | Afghanistan | |
| Bahia, Brazil | 2 | | | Brazil | |
| Balochistan, Pakistan | 1 | | | Pakistan |  |
| Barra de Salinas, Brazil | 1 | | | Brazil | |
| Barra de Salinas, Mina Gerais, Brazil | 1 | | | Brazil | |
| Barra de Salinas, Mina Gerias, Brazil | 1 | | | Brazil | |
| Barstow, California, USA | 2 | California | | USA | |
| Bauxite Mines, Bauxite, Saline County, Arkansas, USA | 1 | Arkansas | | USA | |
| Bazhenovsk deposit, Asbest, Sverdlovsk Oblast, Russia | 1 | | | Russia |  |
| Belvidere Mountain Quarries, Eden Mills, Lowell & Eden, Vermont, USA | 1 | Vermont |  | USA | |
| Berbes mining area, Ribadesella, Asturias, Spain | 1 | | | Spain |  |
| Bessemer City, Gaston County, North Carolina, USA | 1 | North Carolina |  | USA | |
| Big Sur, California, USA | 1 | California | | USA | |
| Bijie,Hezhang County,Guizhou,China | 1 | | | China | |
| Bishop, Inyo Co. California, USA | 1 | California | | USA | |
| Black Hills, South Dakota, USA | 1 | South Dakota |  | USA | |
| Black Knife Mine, Sierra County, New Mexico, USA | 3 | New Mexico |  | USA | |
| Blanchard Mine, Bingham, Socorro County, New Mexico, USA | 1 | | | Mexico |  |
| Blue bird mine, Sangre de Cristo Range, Saguache County, Colorado, USA | 4 | Colorado |  | USA | |
| Blue Star Claims, Mt Antero, Chaffee County, Colorado, USA | 1 | Colorado | | USA | |
| Boekenhouthoek, Mpumalanga, South Africa | 4 | | | South Africa |  |
| Boleo District, Mexico | 3 | | | Mexico | |
| Bolivia | 5 | | | Bolivia | |
| Botswana | 1 | | | Botswana |  |
| Bou Azzer, Morocco | 2 | | | Morocco | |
| Bou Bekker, Morocco | 1 | | | Morocco | |
| Bou Hamza, Sidi Ayed, Morocco | 1 | | | Morocco | |
| Boyoca, Colombia | 4 | | | Colombia |  |
| Brandberg Mtn., Erongo, Namibia | 4 | | | Namibia | |
| Branndygyll, Cumbria, England, United Kingdom | 1 | | | United Kingdom |  |
| Brazil | 34 | | | Brazil | |
| British Columbia, Canada | 1 | British Columbia | | Canada |  |
| Broken Hill Mine, NSW, Australia | 2 | | | Australia | |
| Broken Hill, NSW, Australia | 1 | | | Australia | |
| Broken Hill, Rhodesia (Zambia) | 1 | | | Zambia |  |
| Brownley Hill Mine, Nenthead, Cumbria, United Kingdom | 1 | | | United Kingdom | |
| Brumado, Bahia, Brazil | 2 | | | Brazil | |
| Buena Tierra, Mexico | 2 | | | Mexico | |
| Bulgaria | 1 | | | Bulgaria |  |
| Butte Mining District, Silver Bow County, Montana, USA | 1 | Montana |  | USA | |
| Bwana Mkubwa Mine, Ndola, Zambia | 1 | | | Zambia | |
| Cady Mountains, South of Afton Canyon, San Bernadino County, California, USA | 1 | California | | USA | |
| California, USA | 2 | California | | USA | |
| Calumet Iron Mine, Chaffee County, Colorado, USA | 1 | Colorado | | USA | |
| Camp Bird Mine, Ouray Co., Colorado, USA | 1 | Colorado | | USA | |
| Campo de Cielo, Argentina | 2 | | | Argentina |  |
| Camporrobles, Valencia, Spain | 4 | | | Spain | |
| Canada | 3 | | | Canada | |
| Canyon Diablo Meteorite, Barringer Meteor Crater, Arizona, USA | 1 | Arizona | | USA | |
| Cap Garonne Mine, Le Pradet, Toulon, Var, Provence-Alpes-Côte d'Azur, France | 1 | | | France |  |
| Cape Cross Pegmatite, Swakopmund, Namibia | 3 | | | Namibia | |
| Cartersville, Georgia, USA | 1 | Georgia |  | USA | |
| Casapalca, Peru | 1 | | | Peru | |
| Cave-In Rock, Illinois, USA | 1 | Illinois |  | USA | |
| Cerro Blanco Mine, Atacama Province, Chile | 1 | | | Chile |  |
| Cerro de Mercado, Durango, Mexico | 1 | | | Mexico | |
| Cerro de Mercado, Mexico | 1 | | | Mexico | |
| Champion Mine, White Mountain Peak, Mono County, California | 1 | | | | |
| Channel Islands, Guernsey | 1 | | | Guernsey |  |
| Channel Islands, Jersey | 1 | | | Jersey |  |
| Charca, Chihuahua, Mexico | 1 | | | Mexico | |
| Charles Davis Mine, North Groton, New Hampshire | 1 | | | | |
| Chella, Valencia, Spain | 1 | | | Spain | |
| Chengmenshan Deposit, Jiangxi Province, China | 2 | | | China | |
| Chibuku Mine, Zimbabwe | 2 | | | Zimbabwe |  |
| Chihuahua, Mexico | 3 | | | Mexico | |
| Chile | 2 | | | Chile | |
| China | 18 | | | China | |
| Choir Area, Gobi desert, Mongolia | 4 | | | Mongolia |  |
| Choix, Mexico | 1 | | | Mexico | |
| Cholla Cat Claim, La Paz, Arizona, USA | 3 | Arizona | | USA | |
| Christiania Mine, Lavrion, Greece | 1 | | | Greece |  |
| Clay Center, Ohio, USA | 1 | Ohio |  | USA | |
| Clear Creek Canyon, Jefferson County, Colorado, USA | 1 | Colorado | | USA | |
| Cleveland County, North Carolina, USA | 1 | North Carolina | | USA | |
| Coahuila, Mexico | 2 | | | Mexico | |
| Cobalt Area, Timiskaming Dist., Ontario, Canada | 1 | Ontario | | Canada | |
| Cobalt Lode Mine, Cobalt, Ontario, Canada | 1 | Ontario | | Canada | |
| Colombo Mines, Sri Lanka | 2 | | | Sri Lanka |  |
| Colorado, USA | 2 | Colorado | | USA | |
| Colquechaca, Chayanta Province, Potosi, Bolivia | 1 | | | Bolivia | |
| Commander Mine, Tanzania | 1 | | | Tanzania |  |
| Commodore Mine, Creede Mining District, Mineral County, Colorado, USA | 4 | Colorado | | USA | |
| Comstock Lode, Virginia City, Nevada, USA | 1 | Nevada | | USA | |
| Congo [DRC] | 11 | | | Congo [DRC] |  |
| Connecticut, USA | 1 | Connecticut |  | USA | |
| Conselheiro Lafaiete, Minas Gerais, Brazil | 1 | | | Brazil | |
| Copper Mtn. Dist., Greenlee Co., Arizona, USA | 1 | Arizona | | USA | |
| Corona Mine, Cabiche, QuÍpama Municipality, Boyacá, Colombia | 1 | | | Colombia | |
| Coronel Murta, Minas Gerais, Brazil | 2 | | | Brazil | |
| Corrego Frio, Minas Gerais, Brazil | 1 | | | Brazil | |
| Cruzeiro Mine, Minas Gerias, Brazil | 3 | | | Brazil | |
| Cruziero Mine, Minas Gerais, Brazil | 2 | | | Brazil | |
| Cuenca, Castille-La Mancha, SPain | 1 | | | Spain | |
| Cultured | 1 | | | | |
| Culver-Baer Mine, Mercuryville, Sonoma County, California, USA | 1 | California | | USA | |
| Cumberland County, Nova Scotia, Canada | 1 | Nova Scotia | | Canada | |
| Cumberland Mine, Drift 16-5-3, Smith County, Tennessee, USA | 1 | Tennessee |  | USA | |
| Cunyari, Huancavelica, Peru | 2 | | | Peru | |
| Czech Republic | 1 | | | Czech Republic |  |
| Daikon Commune, Kayer Region, Mali | 2 | | | Mali |  |
| Daoping Mine, Guangxi Zhuang, China | 1 | | | China | |
| D-Day Mine, Grand County, Utah, USA | 1 | Utah |  | USA | |
| Dead Sea, Israel | 1 | | | Israel |  |
| Debiensko Heap, Czerwionka, Poland | 1 | | | Poland |  |
| Deer Creek Mine, Idaho, USA | 1 | Idaho |  | USA | |
| Detroit City Portal, Sweet Home Mine, Colorado, USA | 1 | Colorado | | USA | |
| Devil's Head Region, Jefferson County, Colorado, USA | 1 | Colorado | | USA | |
| Diamond Mountain, Little Falls, New York, USA | 3 | New York | | USA | |
| Diana Maria Mine, Durham, England, United Kingdom | 1 | | | United Kingdom | |
| Dillingham, Alaska | 1 | Alaska | | USA | |
| Djebel Senza, Oum el Babouche Province, Algeria | 1 | | | Algeria |  |
| Dominican Republic | 3 | | | Dominican Republic |  |
| Dorion Mine, Thunder Bay Dist. Ontario, Canada | 1 | Ontario | | Canada | |
| Dorogawa-Goyomatsu Mine, Tenkawa Village, Yoshino District, Nara Prefecture, Japan | 1 | | | Japan |  |
| Drain, Douglas Co., Oregon, USA | 1 | Oregon |  | USA | |
| Dreamtime Mine, Teller Co., Colorado, USA | 1 | Colorado | | USA | |
| Dry Hill mine, Caldbeck, England, United Kingdom | 1 | | | United Kingdom | |
| Dundas Extended Mine, Tasmania, Australia | 2 | | | Australia | |
| Dundas Quarry, Ontario, Canada | 4 | Ontario | | Canada | |
| Dunton Mine, Maine, USA | 1 | Maine |  | USA | |
| Durango, Mexico | 8 | | | Mexico | |
| Eagle Mine, Gilman, Eagle County, Colorado, USA | 1 | Colorado | | USA | |
| Ecuador | 1 | | | Ecuador |  |
| Ecuador Mine, Brazil | 1 | | | Brazil | |
| El Desierto Mine, Potosi Dist., Bolivia | 3 | | | Bolivia | |
| El Hammam Mine, Khemisset Prov., Morocco | 2 | | | Morocco | |
| El Papiol, Barcelona, Spain | 1 | | | Spain | |
| El Teptate Municipality, San Luis Potosi, Mexico | 1 | | | Mexico | |
| Elk Creek, South Dakota, USA | 2 | South Dakota | | USA | |
| Emilio Mines, Asturias, Spain | 1 | | | Spain | |
| Erongo, Namibia | 20 | | | Namibia | |
| Eveslogchorr Mtn. Murmansk Oblast, Russia | 3 | | | Russia | |
| Feng Hua, Hunan, China | 1 | | | China | |
| Five Islands, Nova Scotia, Canada | 1 | Nova Scotia | | Canada | |
| Flambeau Mine, Ladysmith, Rusk County, Wisconsin, USA | 2 | Wisconsin |  | USA | |
| Flint Ridge, Brownsville, Ohio, USA | 1 | Ohio | | USA | |
| Florida, USA | 1 | Florida |  | USA | |
| Fort Dauphin, Madagascar | 1 | | | Madagascar |  |
| Fourth of July Pocket, Intergalactic Pit, Deer Hill, Stowe, Oxford County, Maine | 1 | Maine | | USA | |
| Fox Gulch, Salmon River - Red Mountain District, Goodnews Bay, Bethel Census Area, Alaska, USA | 1 | Alaska | | USA | |
| France | 1 | | | France | |
| Francon Quarry, Montreal, QC, Canada | 1 | | | Canada | |
| Fresnillo, Zacatecas, Brazil | 1 | | | Brazil | |
| Fujian, China | 9 | | | China | |
| Galiléia, Minas Gerias, Brazil | 1 | | | Brazil | |
| Garnet Mine, Cerro de la Concordia, Tatatila, Vera Cruz, Mexico | 3 | | | Mexico | |
| Garrawilla Station, New South Wales, Australia | 1 | | | Australia | |
| Gem Mountain, New York, USA | 1 | New York | | USA | |
| General Trimbles Mine, Chester County, Pennsylvania, USA | 1 | Pennsylvania |  | USA | |
| Germany | 3 | | | Germany |  |
| Goboboseb Mtns., Brandberg Area, Erongo, Namibia | 2 | | | Namibia | |
| Golconda, Minas Gerais, Brazil | 1 | | | Brazil | |
| Grabiszyce Quarry, Gmina Lesna, Luban County, Poland | 1 | | | Poland | |
| Greenland | 1 | | | Greenland |  |
| Guangxi, China | 3 | | | China | |
| Guatemala | 1 | | | Guatemala |  |
| Guilin, Guanxi, China | 1 | | | China | |
| Guinea | 2 | | | Guinea |  |
| Hale Creek Mine, Trinity County, California, USA | 1 | California | | USA | |
| Halliburton County, Ontario, Canada | 1 | Ontario | | Canada | |
| Hartsel Area, Park County, Colorado, USA | 1 | Colorado | | USA | |
| Hat Yai District, Thailand | 1 | | | Thailand |  |
| Haus Baden Mine, Sehringen, Germany | 1 | | | Germany | |
| Helgoland, North Sea, Germany | 1 | | | Heligoland |  |
| Helvetia District, Pima County, Arizona, USA | 1 | Arizona | | USA | |
| Herbertville, Quebec, Canada | 1 | Quebec | | Canada | |
| Herja Mine, Romania | 1 | | | Romania |  |
| Herkimer, New York, USA | 1 | New York | | USA | |
| Hidden Forest Pocket, Diana Maria Mine, Durham, England, United Kingdom | 1 | | | United Kingdom | |
| Himalaya Mine, San Diego County, California, USA | 6 | California | | USA | |
| Hobo Claim, Arizona, USA | 1 | Arizona | | USA | |
| Honduras | 1 | | | Honduras |  |
| Hongda Mine, Lingqiu, Shanxi Province, China | 2 | | | China | |
| Honolulu County, Hawaii, USA | 1 | Hawaii |  | USA | |
| Huanggang Mine, China | 1 | | | China | |
| Huanuni mine, Oruro, Bolivia | 1 | | | Bolivia | |
| Huanzala Mine, Huallanca District, Bolognesi Province, Ancash, Peru | 2 | | | Peru | |
| Huanzala Mine, Peru | 1 | | | Peru | |
| Hubai, China | 2 | | | China | |
| Hubei, China | 1 | | | China | |
| Hudspeth County, Texas, USA | 1 | Texas | | USA | |
| Hunan, China | 1 | | | China | |
| Hunan,China | 3 | | | China | |
| Hunters Hope Claim, Pikes Peak Foothills, El Paso County, Colorado, USA | 1 | Colorado | | USA | |
| Ihosy Dist., Ihorambe, Madagascar | 1 | | | Madagascar | |
| Ijero, Nigeria | 1 | | | Niger |  |
| Imini Manganese Mine, Morocco | 1 | | | Morocco | |
| Imini Mine, Imini, Ouarzazate Province, Morocco | 2 | | | Morocco | |
| Imini Mine, Ouarzazate Province, Drâa-Tafilalet Region, Morocco | 1 | | | Morocco | |
| Imiter Mine, Tinghir Province, Draa-Tafilalet Region, Morocco | 1 | | | Morocco | |
| Incline Village, Lake Tahoe, Nevada, USA | 1 | Nevada | | USA | |
| India | 12 | | | India | |
| Indonesia | 3 | | | Indonesia |  |
| Ione, California, USA | 1 | California | | USA | |
| Ivigtut, Greenland | 1 | | | Greenland | |
| Jalgaon, Maharashtra, India | 2 | | | India | |
| Japan | 2 | | | Japan | |
| Java, Indonesia | 1 | | | Indonesia | |
| Jeffrey Mine, Asbestos, Quebec, Canada | 6 | Quebec | | Canada | |
| Jeffrey Mine, Quebec, Canada | 1 | Quebec | | Canada | |
| Jetty-Balkan Mine, Olson Gulch Mining District, Deer Lodge County, Montana, USA | 1 | Montana | | USA | |
| Jiangxi, China | 1 | | | China | |
| Jikhan, Koksha Valley, Badakhshan, Afghanistan | 1 | | | Afghanistan | |
| Jinlong hill, Longchuan Co., Heyuan, Guangdong, China | 4 | | | China | |
| Jos Plateau, Nigeria | 3 | | | Niger | |
| Julia Fiske Mine, Leadville, Lake Co., Colorado, USA | 1 | Colorado | | USA | |
| Kalahari Manganese Field, South Africa | 3 | | | South Africa | |
| Kansas, USA | 1 | Kansas |  | USA | |
| Kaokoveld, Namibia | 2 | | | Namibia | |
| Kariba Mine, Zimba District, Zambia | 1 | | | Zambia | |
| Karibib District, Erongo, Namibia | 4 | | | Namibia | |
| Katanga, Congo [DRC] | 8 | | | Congo [DRC] | |
| Kazakhstan | 2 | | | Kazakhstan |  |
| Kelly Mine, Magdalena, New Mexico, USA | 1 | New Mexico | | USA | |
| Kerrouchen, Khenifra, Morocco | 1 | | | Morocco | |
| Keweenaw, Michigan, USA | 1 | Michigan |  | USA | |
| Kharan Dist. , Balochistan, Pakistan | 1 | | | Pakistan | |
| Khogyani, Nangarhar Province, Afghanistan | 1 | | | Afghanistan | |
| Khyber District, Pakistan | 1 | | | Pakistan | |
| Killa Saifillah, Balochistan, Pakistan | 1 | | | Pakistan | |
| Kimberly Mine, South Africa | 1 | | | South Africa | |
| King Pocket, Pakistan | 3 | | | Pakistan | |
| Kipushi Mine, Kipushi, Haut-Katanga, Congo [DRC] | 1 | | | Congo [DRC] | |
| Kirovskii Mine, Murmansk Oblast, Russia | 1 | | | Russia | |
| Kitato District, Manyara Region, Tanzania | 1 | | | Tanzania | |
| Kitui, Kenya | 1 | | | Kenya |  |
| Kizibere, Rwanda | 1 | | | Rwanda |  |
| Kohse, Japan | 2 | | | Japan | |
| Kolwezi Mining District, Congo [DRC] | 2 | | | Congo [DRC] | |
| Kruschev Dol Mine, Madan Ore Field , Rhodope Mountains, Smolyan Oblast, Bulgaria | 1 | | | Bulgaria | |
| Kunar Province, Afghanistan | 2 | | | Afghanistan | |
| La Florita Dulcita Mine, Cochise County, Arizona, USA | 1 | Arizona | | USA | |
| La Higuera, Elqui Province, Coquimbo Region, Chile | 1 | | | Chile | |
| La Manche, Placentia Bay, Newfoundland, Newfoundland and Labrador, Canada | 1 | Newfoundland And Labrador | | Canada | |
| La Toca Mine, Dominican Republic | 1 | | | Dominican Republic | |
| La Union, Cartagena, Murcia, Spain | 21 | | | | |
| Laacher Sees Caldera, Rhineland, Germany | 1 | | | Germany | |
| Laayoune-Sakla, El Hamra Region, Morocco | 1 | | | Morocco | |
| Lab Grown, Germany | 1 | | | Germany | |
| Lab Grown, USA | 3 | | | USA | |
| Lady Annabella Mine, Durham, England, United Kingdom | 1 | | | United Kingdom | |
| Laguna Del Rey, Ocampo, Mexico | 1 | | | Mexico | |
| Lake County, California, USA | 1 | California | | USA | |
| Lake George, Colorado, USA | 1 | Colorado | | USA | |
| Lake Serene Mine, Index, Snohomish County, Washington, USA | 1 | Washington |  | USA | |
| Lakeview Lode, Park County, Colorado, USA | 1 | Colorado | | USA | |
| Las Minas, Vera Cruz, Mexico | 1 | | | Mexico | |
| Lavrion Mining Dist., Lavreotiki, East Attica, Greece | 1 | | | Greece | |
| Le Clapier, Aveyron, France | 1 | | | France | |
| Leonard Mine, Butte, Montana | 1 | | | | |
| Leonard Mine, Butte, Montana, USA | 1 | Montana | | USA | |
| Les Dalles, Mibladen, Morocco | 1 | | | Morocco | |
| Lincoln City, Oregon, USA | 1 | Oregon | | USA | |
| Linopolis, Minas Gerais, Brazil | 4 | | | Brazil | |
| Linwood Mine, Buffalo, Scott County, Iowa, USA | 2 | Iowa |  | USA | |
| Little Giant Mine, Mullan, Idaho, USA | 1 | Idaho | | USA | |
| Loliondo, Arusha, Tanzania | 3 | | | Tanzania | |
| Lone Jack Mine, Whatcom County, Washington, USA | 1 | Washington | | USA | |
| Loralai, Balochistan, Pakistan | 1 | | | Pakistan | |
| Lord Brassey Mine, Heazlewood District, Waratah-Wynyard Municipality, Tasmania, Australia | 1 | | | Australia | |
| Los Serranos Quarry, Alicante, Valencian Comm., Spain | 1 | | | Spain | |
| Louisiana, USA | 2 | Louisiana |  | USA | |
| Lovell, Big Horn Co., Wyoming, USA | 1 | Wyoming |  | USA | |
| Lower New St. Quarry, Patterson, New Jersey, USA | 1 | New Jersey |  | USA | |
| Lubin Mine, Poland | 1 | | | Poland | |
| Lupoto Mine, Kakumba, Kipushi, Haut-Katanga, Congo [DRC] | 1 | | | Congo [DRC] | |
| Luputo Mine, Congo [DRC] | 1 | | | Congo [DRC] | |
| Luputo Mine, Katanga, Democratic Republic of the Congo, Africa | 1 | | | Congo [DRC] | |
| Lynch Station, Campbell County, Virginia, USA | 1 | Virginia |  | USA | |
| Madagascar | 12 | | | Madagascar | |
| Madirobe, Madagascar | 1 | | | Madagascar | |
| Magnet Cove, Arkansas, USA | 1 | Arkansas | | USA | |
| Mali | 2 | | | Mali | |
| Mammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth Mining District, Pinal County, Arizona, USA | 1 | Arizona | | USA | |
| Mantelli Zone, Cambridge Greensand, Cambridgeshire, England, United Kingdom | 1 | | | United Kingdom | |
| Mapimi, Mexico | 2 | | | Mexico | |
| Margabal Mine, Entraygues-sur Truyere, Rodez, Aveyron, Occitane, France | 1 | | | France | |
| Mashamba West Mine, Kolwezi, Congo [DRC] | 3 | | | Congo [DRC] | |
| Mauritania | 1 | | | Mauritania |  |
| Maybee Quarry, Scofield, Michigan, USA | 1 | Michigan | | USA | |
| McCurtain County, Oklahoma, USA | 1 | Oklahoma |  | USA | |
| Mendocino County, California, USA | 1 | California | | USA | |
| Merelani Hills, Tanzania | 9 | | | Tanzania | |
| Messina Mine, South Africa | 2 | | | South Africa | |
| Mexico | 14 | | | Mexico | |
| Mfouti, Bouenza, Congo [Republic] | 2 | | | Congo [Republic] |  |
| M'fouti, Congo [Republic] | 3 | | | Congo [Republic] | |
| Mibladen, Morocco | 2 | | | Morocco | |
| Michael Breene Mine, Montrose Country, Colorado, USA | 1 | Colorado | | USA | |
| Middleshop Mine, Strontian, Argyll, Scotland, United Kingdon | 1 | | | | |
| Milan Mine, Milan, New Hampshire, USA | 1 | New Hampshire |  | USA | |
| Milford Mine, Milford County, Utah, USA | 1 | Utah | | USA | |
| Milpillas Mine, Sonora, Mexico | 5 | | | Mexico | |
| Milpo mine, Atacocha mining district, Cerro de Pasco, Pasco province, Pasco, Peru | 1 | | | Peru | |
| Mina Nueva, Bolivia | 1 | | | Bolivia | |
| Minas Gerais, Brazil | 6 | | | Brazil | |
| Mindouli, Congo [Republic] | 3 | | | Congo [Republic] | |
| Missouri, USA | 1 | Missouri |  | USA | |
| Mistake Mine, Yavapai County, Arizona, USA | 1 | Arizona | | USA | |
| Mogok, Myanmar [Burma] | 2 | | | Myanmar [Burma] |  |
| Moly Hill Mine, Quebec, Canada | 1 | Quebec | | Canada | |
| Mono County, California, USA | 1 | California | | USA | |
| Mont St Hilaire, Quebec, Canada | 8 | Quebec | | Canada | |
| Montana, USA | 1 | Montana | | USA | |
| Monte Arsicco Mine, Sant Anna di Stazzama, Tuscany, Italy | 1 | | | Italy | |
| Montezuma, Sonora, New Mexico, USA | 1 | New Mexico | | USA | |
| Moon Beam Claim, Saguacho County, Colorado, USA | 1 | Colorado | | USA | |
| Moon Light Mine, Thunder Bay District, Ontario, Canada | 13 | Ontario | | Canada | |
| Moose Mine, Gilpin County, Colorado, USA | 1 | Colorado | | USA | |
| Morafeno Deposit, Madagascar | 1 | | | Madagascar | |
| Morenci Mine, Arizona, USA | 1 | Arizona | | USA | |
| Morocco | 16 | | | Morocco | |
| Morogoro Region, Tanzania | 2 | | | Tanzania | |
| Morro de Mina, Minas Gerias, Brazil | 1 | | | Brazil | |
| Moscona Mine, Solís, Corvera de Asturias, Asturias, Spain | 11 | | | Spain | |
| Motorola Factory, Carlisle, PA, USA | 1 | | | USA | |
| Moulai-Azza, Morocco | 1 | | | Morocco | |
| Mount Malosa, Zomba, Malawi | 4 | | | Malawi |  |
| Mount Papandayan, West Java, Indonesia | 1 | | | Indonesia | |
| Mpumalanga Mtns., South Africa | 1 | | | South Africa | |
| Mt. Ida, Arkansas, USA | 3 | Arkansas | | USA | |
| Mt. Tamalpais, Marin County, California, USA | 1 | California | | USA | |
| Mt. Vesuvius, Italy | 1 | | | Italy | |
| Mt. Xuebaoding, Pingwu, Sichuan Province, China | 1 | | | China | |
| Mule Creek, Grant Co., New Mexico, USA | 1 | | | Mexico | |
| Mundo Nuevo Mine, La Libertad, Peru | 1 | | | Peru | |
| Muzo Valley, Boyoca, Colombia | 1 | | | Colombia | |
| Mwajanga, Tanzania | 5 | | | Tanzania | |
| Myanmar [Burma] | 1 | | | Myanmar [Burma] | |
| Mysore Corundum Deposits, Karnataka, India | 1 | | | India | |
| Nador, Morocco | 1 | | | Morocco | |
| Namibia | 3 | | | Namibia | |
| Nanisivik Mine, Baffin Island, Nunavut, Canada | 1 | Nunavut | | Canada | |
| Nantan, China | 1 | | | China | |
| Navagedora Mine, Minas Gerias, Brazil | 4 | | | Brazil | |
| Navajo County, Arizona, USA | 1 | Arizona | | USA | |
| Navajún, La Rioja, Spain | 2 | | | Spain | |
| Navajun, Spain | 1 | | | Spain | |
| Navidad Mine, Durango, Mexico | 1 | | | Mexico | |
| N'Chwanning II Mine, Kuruman, South Africa | 1 | | | South Africa | |
| N'Chwanning III Mine, Kuruman, South Africa | 1 | | | South Africa | |
| N'Chwanning Mine, Kuruman, South Africa | 3 | | | South Africa | |
| Nepal | 2 | | | Nepal |  |
| Nevada, USA | 4 | Nevada | | USA | |
| New Melones Reservoir, Calaveras County, California, USA | 2 | California | | USA | |
| New Mexico | 1 | New Mexico | | USA | |
| New Mexico, USA | 2 | | | Mexico | |
| New Nevada Mine, Batopilas, Mexico | 1 | | | Mexico | |
| Nigeria | 1 | | | Niger | |
| Nikitovka Deposit, Donetsk Oblast, Ukraine | 1 | | | Ukraine |  |
| Noaki, Yaizu Shi, Shizuoka Prefecture, Japan | 1 | | | Japan | |
| North Carolina, USA | 1 | North Carolina | | USA | |
| North Victoria Land, Everett Range, Antarctica | 3 | | | Antarctica | |
| Norway | 1 | | | Norway |  |
| Novo Horizon, Brazil | 2 | | | Brazil | |
| Novo Horizonte, Bahia, Brazil | 2 | | | Brazil | |
| O+G Quarry, Woodbury, Connecticut, USA | 1 | Connecticut | | USA | |
| Occidental, California, USA | 1 | California | | USA | |
| Ochsenhausen, Baden-Wurttemburg, Germany | 1 | | | Germany | |
| Ojuela Mine, Mapimi, Durango, Mexico | 9 | | | Mexico | |
| Oklahoma | 1 | | | | |
| Okorusu Mine, C Pit, 7th of December Pocket, Namibia | 1 | | | Namibia | |
| Okorusu Mine, D Pit, Namibia | 1 | | | Namibia | |
| Okorusu Mine, D Pit, Otjiwarongo Constituency, Otjozondjupa Region, Namibia | 2 | | | Namibia | |
| Okorusu Mine, Otjiwarongo Constituency, Otjozondjupa Region, Namibia | 32 | | | Namibia | |
| Oktyabrskaya Pegmatite Mine, Malkhan, Russia | 1 | | | Russia | |
| Ol' Faithful Pocket, Lower New St. Quarry, Patterson, New Jersey, USA | 2 | New Jersey | | USA | |
| Olga Tunnel, Tuscany, Italy | 1 | | | Italy | |
| Ontario, Canada | 1 | Ontario | | Canada | |
| Ontonagonc County, Michigan, USA | 1 | Michigan | | USA | |
| Opal Butte, Oregon | 1 | Oregon | | USA | |
| Orange River, Namaqualand, Northern Cape, South Africa | 2 | | | South Africa | |
| Orange River, Northern Cape, South Africa | 2 | | | South Africa | |
| Oregon, USA | 1 | Oregon | | USA | |
| Oumlil Mine, Bou Azzer, Morocco | 1 | | | Morocco | |
| Ouro Preto, Brazil | 1 | | | Brazil | |
| Ouro Preto, Minas Gerais, Brazil | 5 | | | Brazil | |
| Pachigram Pegmatite Field, Nuristan, Afghanistan | 1 | | | Afghanistan | |
| Pakistan | 5 | | | Pakistan | |
| Palabanda quarries, Mfouti, Bouenza, Congo [Republic] | 8 | | | Congo [Republic] | |
| Palabanda Quarry, M''fouti, Congo | 1 | | | Congo [Republic] | |
| Panasquiera Mine, Portugal | 2 | | | Portugal |  |
| Paprok Mine, Kamdesh, Nuristan, Afghanistan | 1 | | | Afghanistan | |
| Park County, Colorado, USA | 2 | Colorado | | USA | |
| Parun Pegmatite, Afghanistan | 3 | | | Afghanistan | |
| Pederneira mine, Sao Jose de Safira, Minas Gerais, Brazil | 2 | | | Brazil | |
| Pederniera Mine, Minas Gerais, Brazil | 4 | | | Brazil | |
| Perak, Malaysia | 1 | | | Malaysia |  |
| Pershing Co. ,Nevada, USA | 1 | Nevada | | USA | |
| Peru | 7 | | | Peru | |
| Peshawar, Pakistan | 1 | | | Pakistan | |
| Piedra Parada, Veracruz, Mexico | 3 | | | Mexico | |
| Poison Ivy Pocket, Mcurtain County, Oklahoma, USA | 1 | Oklahoma | | USA | |
| Port Alberni, Alberni Mining Division, Vancouver Island, British Columbia, Canada | 1 | British Columbia | | Canada | |
| Portuguese Bend, Palos Verdes, Los Angeles, California, USA | 1 | California | | USA | |
| Potosi Mine, Level 10, Santo Domingo, Chihuahua, Mexico | 1 | | | Mexico | |
| Poudrette Quarry, Mont St. Hilaire, Quebec, Canada | 4 | Quebec | | Canada | |
| Presidente Kubitschek, MInas Gerais, Brazil | 1 | | | Brazil | |
| Prince of Wales, Alaska, USA | 1 | Alaska | | USA | |
| Private Quarry, Arizona, USA | 1 | Arizona | | USA | |
| Proano Mine, Fresnillo, Zacatecas, Mexico | 1 | | | Mexico | |
| Pugh Quarry, Weston,Wood County, Ohio, USA | 2 | Ohio | | USA | |
| Puna, India | 1 | | | India | |
| Pune, India | 5 | | | India | |
| Quiruvilca Mine, La Libertad Dept., Peru | 2 | | | Peru | |
| Rancho Jacalito, Cuitaca, Santa Cruz Municipality, Sonora, Mexico | 1 | | | Mexico | |
| Rapid Creek, Yukon, Canada | 2 | Yukon | | Canada | |
| Ras Koh Mountains, Kharan District, Balochistan, Pakistan | 1 | | | Pakistan | |
| Ray, Pinal Co., Arizona, USA | 1 | Arizona | | USA | |
| Red River Floodway, Winnipeg, Manitoba, Canada | 1 | Manitoba | | Canada | |
| Redziny, Lower Silesia, Poland | 2 | | | Poland | |
| Riemvasmaak, South Africa | 1 | | | South Africa | |
| Rio delle Ossa, Italy | 1 | | | Italy | |
| Rio Tinto Mine, Kern Co., CA, USA | 2 | | | USA | |
| Rocky Pass, Kuiu Island, Alaska | 1 | Alaska | | USA | |
| Rowley Mine, Maricopa County, Arizona, USA | 2 | Arizona | | USA | |
| Rudna Mine, Lubin, Poland | 1 | | | Poland | |
| Russia | 3 | | | Russia | |
| Russian River, Sonoma County, California, USA | 1 | | | Russia | |
| Rweko, NKasi District, Rukwa Region, Tanzania | 1 | | | Tanzania | |
| Sakavalana mine, Madagascar | 1 | | | Madagascar | |
| San Benito County, California, USA | 1 | California | | USA | |
| San Diego, California, USA | 1 | California | | USA | |
| San Jorge Mines, Portman, La Union, Murcia, Spain | 9 | | | Spain | |
| San Jose Mine, Oruro, Bolivia | 2 | | | Bolivia | |
| San Luis Potosi, Mexico | 1 | | | Mexico | |
| Sanda Hills, Mindouli/Kamedi, Pool Region, Congo [Republic] | 1 | | | Congo [Republic] | |
| Sanda Mine, Mindouli/Kamedi, Pool Region, Congo [Republic] | 2 | | | Congo [Republic] | |
| Santa Cruz Mine, Poopó, Poopó Province, Oruro, Bolivia | 1 | | | Bolivia | |
| Santa Eulalia, Chihuahua, Mexico | 2 | | | Mexico | |
| Santa Eulalia, Mexico | 1 | | | Mexico | |
| Santa Rita Mine, Morococha District, Yauli Province, Junín, Peru | 1 | | | Peru | |
| Santa Rosa Mine, Minas Gerais, Brazil | 1 | | | Brazil | |
| Santa Rosa, California, USA | 2 | California | | USA | |
| Sapo Mine, Conselheiro Pena, Minas Gerais, Brazil | 2 | | | Brazil | |
| Saranovskii Mine, Sarany, Perm Krai, Russia | 3 | | | Russia | |
| Sarawak, Borneo Island, Malaysia | 1 | | | Malaysia | |
| Sar-e-Sang, Badakhshan, Afghanistan | 2 | | | Afghanistan | |
| Sar-e-Sang, Badakhstan, Afghanistan | 1 | | | Afghanistan | |
| Satsuma-Iwojima, Mishima Village, Kagoshima Prefecture, Japan | 1 | | | Japan | |
| Schneckenstein Cliff, Schneckenstein, Tannenbergsthal, Muldenhammer, Vogtlandkreis, Saxony, Germany | 1 | | | Germany | |
| Searles Lake, California, USA | 2 | California | | USA | |
| Sedona, Arizona, USA | 2 | Arizona | | USA | |
| Selcuk District, Izmir Province, Turkey | 1 | | | Turkey |  |
| Sericho, Kenya | 1 | | | Kenya | |
| Shangulowe Mine, Katanga, Congo [DRC] | 1 | | | Congo [DRC] | |
| Shattuck Shaft, 210 Level, Bisbee, Cochise, Arizona, USA | 1 | Arizona | | USA | |
| Siberia, Russia | 1 | | | Russia | |
| Sichuan Province, China | 1 | | | China | |
| Sidi Ayed, Morocco | 5 | | | Morocco | |
| Sidi Rahal, Asni, Morocco | 1 | | | Morocco | |
| Sierra Leone | 1 | | | Sierra Leone |  |
| Siglo Veinte Mine, Llallagua, Potosi, Brazil | 1 | | | Brazil | |
| Skardu, Pakistan | 2 | | | Pakistan | |
| Soatanimbary, Madagascar | 1 | | | Madagascar | |
| Socrates Mine, Sonoma County, California, USA | 1 | California | | USA | |
| Solar Wind Claim, Thomas Range, Juab County, Utah, USA | 1 | Utah | | USA | |
| Sonoma County, California, USA | 1 | California | | USA | |
| Soppot, Kohistan, Pakistan | 3 | | | Pakistan | |
| South Africa | 5 | | | South Africa | |
| South Wollo Zone, Amhara Region, Ethiopia | 2 | | | Ethiopia |  |
| Spain | 3 | | | Spain | |
| Spruce Pine, North Carolina, USA | 2 | North Carolina | | USA | |
| Sri Lanka | 1 | | | Sri Lanka | |
| Srodborze, Ozarow, Opatow, Swietokyskie, Poland | 1 | | | Poland | |
| St. John, U.S. Virgin Islands | 1 | | | U.S. Virgin Islands |  |
| Stak Nala Mine, Pakistan | 2 | | | Pakistan | |
| Stirling Brook, Carnelian Creek, Warren Township, Somerset County, New Jersey, USA | 1 | | | Jersey | |
| Stoneco White Rock Quarry, Clay Center, Ohio, USA | 1 | Ohio | | USA | |
| Superior Mine, Nigeria | 1 | | | Niger | |
| Sweden | 1 | | | Sweden |  |
| Sweet Home Mine, Colorado, USA | 2 | Colorado | | USA | |
| Sweetwater Mine, Ellington, Reynolds County, Missouri, USA | 2 | Missouri | | USA | |
| Switzerland | 1 | | | Switzerland |  |
| Tairua River, Hikuai, Waikato Region, New Zealand | 1 | | | New Zealand |  |
| Tanakami-yama, Otsu City, Shiga Prefecture, Japan | 1 | | | Japan | |
| Tantara Mine, Katanga, Congo [DRC] | 1 | | | Congo [DRC] | |
| Tanzania | 5 | | | Tanzania | |
| Taouz, Morocco | 3 | | | Morocco | |
| Taqueral, Minas Gerais, Brazil | 3 | | | Brazil | |
| Tasmania, Australia | 1 | | | Australia | |
| Taylor Mine, Michigan, USA | 1 | Michigan | | USA | |
| Tenke-Fungurumearea, Kolwezi Mining District, Congo [DRC] | 1 | | | Congo [DRC] | |
| Tentadora Mine, Tricapo Dist., Huancavelica Dept., Peru | 7 | | | Peru | |
| Teofil Otoni, Minas Gerais, Brazil | 1 | | | Brazil | |
| Tharsis, Spain | 1 | | | Spain | |
| Thomas Range, Utah, USA | 1 | Utah | | USA | |
| Tibet, China | 2 | | | China | |
| Tick Canyon, California, USA | 1 | California | | USA | |
| Tongbei, Yunxiao Co., Zhangzhou, Fujian, China | 3 | | | China | |
| Tongren Mine, Bijiang District, Tongren, Guizhou, China | 1 | | | China | |
| Tormiq Valley, Roundu District, Pakistan | 1 | | | Pakistan | |
| Tortola, British Virgin Islands | 1 | | | British Virgin Islands |  |
| Transvaal Supergroup, Griqualand, Northern Cape, South Africa | 1 | | | South Africa | |
| Transvaal, South Africa | 4 | | | South Africa | |
| Trepca, Kosovo | 1 | | | Kosovo |  |
| Tri-State, Joplin, Missouri, USA | 1 | Missouri | | USA | |
| Truffle Pig Pocket, Weardale, Diana Maria Mine, UK | 1 | | | | |
| Tsumeb Mine, Namibia | 2 | | | Namibia | |
| Turkey | 2 | | | Turkey | |
| Twin Buttes, Pima County, Arizona, USA | 1 | Arizona | | USA | |
| Two Islands, Parrsboro, Nova Scotia, Canada | 1 | Nova Scotia | | Canada | |
| U.S. Virgin Islands | 1 | | | U.S. Virgin Islands | |
| Uchucchacua Mine, Oyon Province, Lima, Peru | 2 | | | Peru | |
| Upper Cretaceous Era Phosphate Deposits, Oulad Abdoun Basin, Morocco | 1 | | | Morocco | |
| USA | 1 | | | USA | |
| Utah, USA | 3 | Utah | | USA | |
| Vaca Morte Quarry, Bahia, Brazil | 1 | | | Brazil | |
| Valdeperillo, Cornago, La Rioja, Spain | 1 | | | Spain | |
| Vera Cruz, Mexico | 1 | | | Mexico | |
| Veracruz, Mexico | 6 | | | Mexico | |
| Vesper Peak, Snohomish Co., Washington, USA | 2 | Washington | | USA | |
| Vietnam | 1 | | | Vietnam |  |
| Virgem de Lapa, Minas Gerais, Brazil | 3 | | | Brazil | |
| Volga River, Russia | 1 | | | Russia | |
| Wah Wah Mtns., Beaver County, Utah, USA | 1 | Utah | | USA | |
| Waldron Shale, Sellersburg, Clark County, Indiana, USA | 1 | Indiana |  | USA | |
| Warren Bros. Quarry, Acushnet, Massachusetts, USA | 1 | Massachusetts |  | USA | |
| Wasson's Bluff, Nova Scotia, Canada | 1 | Nova Scotia | | Canada | |
| Weilasituo Ag-polymetallic deposit, Inner Mongolia, China | 1 | | | China | |
| Weishan Ree Mine, Weishan Co. Shandang Prov., China | 1 | | | China | |
| Welo, Ethiopia | 1 | | | Ethiopia | |
| Wenshan, Yunnan Province, China | 1 | | | China | |
| Wessels Mine, Hotazel, Kalahari Manganese Field, South Africa | 3 | | | South Africa | |
| West Virginia, USA | 1 | West Virginia |  | USA | |
| Western Egypt/Eastern Libya | 1 | | | Egypt |  |
| White Desert, Farafra, Egypt | 1 | | | Egypt | |
| Wild Blue Indian Claim, Park County, Colorado, USA | 1 | Colorado | | USA | |
| Wutong, Guangxi, China | 15 | | | China | |
| Xianghualing Mine, Hunan, China | 2 | | | China | |
| Yanga Koubenza Quarry, M'fouti, Congo [Republic] | 14 | | | Congo [Republic] | |
| Yindu Mine, Inner Mongolia, China | 7 | | | China | |
| Yoda Pocket, Montgomery County, Arkansas, USA | 2 | Arkansas | | USA | |
| Yozgat, Central Anatolian Region, Turkey | 1 | | | Turkey | |
| Yunnan, China | 5 | | | China | |
| Zacatecas, Mexico | 2 | | | Mexico | |
| Zagi Mtns., Pakistan | 1 | | | Pakistan | |
| Zambia | 1 | | | Zambia | |
| Zhob, Baluchistan, Pakistan | 1 | | | Pakistan | |
| Zimbabwe | 1 | | | Zimbabwe | |
