Depozite în Continente de Est
Asia
Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Turkmenistan, Vietnam
India, Russia
Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
South Africa
Europa
Andorra, Finland, France, Germany, Great Britain, Italy, Norway, Portugal, Spain, Sweden
Germany, Greece, Italy, Scotland, Turkey
Alții
Groenlanda
Groenlanda, Dorsalei-atlantica
Depozite în Continente de Vest
America de Nord
Canada, USA
Canada, USA
America de Sud
Brazil, Chile, Colombia, Uruguay, Venezuela
Bolivia, Brazil, Colombia, Venezuela
Depozite în Oceania Continent
Australia
New Zealand, Queensland, South Australia, Tasmania, Western Australia
New Zealand, Queensland