Depozite în Continente de Est
Asia
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Africa
Kenya, Morocco, South Africa, Tanzania
Ethiopia, Morocco, South Africa
Europa
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
France, Germany, Italy, Norway, Scotland
Alții
Groenlanda, Dorsalei-atlantica
Groenlanda
Depozite în Continente de Vest
America de Nord
Canada, Mexico, USA
Canada, Costa Rica, Panama, USA
America de Sud
Bolivia, Brazil
Argentina, Brazil, Colombia, Ecuador
Depozite în Oceania Continent
Australia
New South Wales, Queensland, South Australia, Western Australia
Central Australia, New Zealand, Queensland