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