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