Depozite în Continente de Est
Asia
Russia
India, Pakistan, Russia
Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
Ethiopia, Kenya, Morocco, South Africa
Europa
England, Hungary, Iceland, United Kingdom
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
Alții
antarctica, Groenlanda
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Depozite în Continente de Vest
America de Nord
Canada, Mexico, USA
USA
America de Sud
Argentina, Colombia, Ecuador
Colombia, Ecuador, Peru
Depozite în Oceania Continent
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New South Wales, Victoria, Western Australia