Depozite în Continente de Est
Asia
Russia
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
Angola, Egypt, Madagascar, Nigeria, South Africa
Europa
England, Hungary, Iceland, United Kingdom
Austria, Belgium, Finland, France, Germany, Italy, Norway, Sardinia, Spain, Switzerland, The Czech Republic
Alții
antarctica, Groenlanda
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Depozite în Continente de Vest
America de Nord
Canada, Mexico, USA
Canada, USA
America de Sud
Argentina, Colombia, Ecuador
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Depozite în Oceania Continent
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
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