Depozite în Continente de Est
Asia
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
Russia
Africa
Egypt, Ethiopia, Ghana, South Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
Europa
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
England, Hungary, Iceland, United Kingdom
Alții
Groenlanda
antarctica, Groenlanda
Depozite în Continente de Vest
America de Nord
Canada, Cuba, Jamaica, USA
Canada, Mexico, USA
America de Sud
Bolivia, Brazil, Colombia, Ecuador, Paraguay
Argentina, Colombia, Ecuador
Depozite în Oceania Continent
Australia
New South Wales, New Zealand, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia