Depozite în Continente de Est
Asia
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Africa
Egypt, Ethiopia, Ghana, South Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Europa
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
Bulgaria, England, Germany, Norway, Romania, Switzerland
Alții
Groenlanda
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Depozite în Continente de Vest
America de Nord
Canada, Cuba, Jamaica, USA
USA
America de Sud
Bolivia, Brazil, Colombia, Ecuador, Paraguay
Brazil, Chile
Depozite în Oceania Continent
Australia
New South Wales, New Zealand, Western Australia
New Zealand, Queensland, South Australia, Western Australia