Depozite în Continente de Est
Asia
Azerbaijan, China, Russia
India
Africa
-
South Africa, Tanzania
Europa
Austria, Belgium, Cyprus, Denmark, France, Germany, Italy, Malta, Netherlands, Poland, Portugal, Romania, Spain, Sweden, Switzerland, Turkey, Ukraine, United Kingdom
Germany, Greece, Italy, Scotland, Turkey
Alții
-
antarctica, Groenlanda
Depozite în Continente de Vest
America de Nord
USA
Canada, USA
America de Sud
Bolivia
Argentina, Brazil, Colombia, Venezuela
Depozite în Oceania Continent
Australia
New Zealand, South Australia
Central Australia, New Zealand, Queensland, Western Australia