Depozite în Continente de Est
Asia
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Ethiopia, Morocco, South Africa
Europa
Austria, Belgium, Finland, France, Germany, Italy, Norway, Sardinia, Spain, Switzerland, The Czech Republic
France, Germany, Italy, Norway, Scotland
Depozite în Continente de Vest
America de Nord
Canada, USA
Canada, Costa Rica, Panama, USA
America de Sud
-
Argentina, Brazil, Colombia, Ecuador
Depozite în Oceania Continent
Australia
-
Central Australia, New Zealand, Queensland