Depozite în Continente de Est
Asia
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
Russia
Africa
Namibia, Nigeria, South Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
England, Hungary, Iceland, United Kingdom
Alții
Groenlanda
antarctica, Groenlanda
Depozite în Continente de Vest
America de Nord
Barbados, Canada, Mexico, Panama, USA
Canada, Mexico, USA
America de Sud
Brazil
Argentina, Colombia, Ecuador
Depozite în Oceania Continent
Australia
New South Wales, New Zealand
New South Wales, New Zealand, Queensland, South Australia, Western Australia