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