Depozite în Continente de Est
Asia
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Russia
Africa
Ethiopia, Morocco, South Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
Europa
France, Germany, Italy, Norway, Scotland
England, Hungary, Iceland, United Kingdom
Alții
Groenlanda
antarctica, Groenlanda
Depozite în Continente de Vest
America de Nord
Canada, Costa Rica, Panama, USA
Canada, Mexico, USA
America de Sud
Argentina, Brazil, Colombia, Ecuador
Argentina, Colombia, Ecuador
Depozite în Oceania Continent
Australia
Central Australia, New Zealand, Queensland
New South Wales, New Zealand, Queensland, South Australia, Western Australia