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