Depozite în Continente de Est
Asia
Azerbaijan, China, Russia
Russia
Africa
-
Angola, Botswana, Cameroon, Ethiopia, South Africa
Europa
Austria, Belgium, Cyprus, Denmark, France, Germany, Italy, Malta, Netherlands, Poland, Portugal, Romania, Spain, Sweden, Switzerland, Turkey, Ukraine, United Kingdom
England, Hungary, Iceland, United Kingdom
Alții
-
antarctica
Depozite în Continente de Vest
America de Nord
USA
Canada, USA
America de Sud
Bolivia
Argentina, Colombia, Ecuador
Depozite în Oceania Continent
Australia
New Zealand, South Australia
New South Wales, New Zealand, South Australia, Western Australia