Depozite în Continente de Est
Asia
China, India, Iran, Japan, Nepal, North Korea, Russia, Saudi Arabia, South Korea
Russia
Africa
South Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
Europa
Austria, France, Greece, Ireland, Italy, Netherlands, Slovakia, Spain, Turkey, Ukraine
England, Hungary, Iceland, United Kingdom
Alții
-
antarctica, Groenlanda
Depozite în Continente de Vest
America de Nord
Canada
Canada, Mexico, USA
America de Sud
Brazil
Argentina, Colombia, Ecuador
Depozite în Oceania Continent
Australia
New South Wales, Queensland, South Australia, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia