Depozite în Continente de Est
Asia
China, India
Azerbaijan, China, Russia
Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
-
Europa
Germany, Iceland, Ireland, Italy, Spain
Austria, Belgium, Cyprus, Denmark, France, Germany, Italy, Malta, Netherlands, Poland, Portugal, Romania, Spain, Sweden, Switzerland, Turkey, Ukraine, United Kingdom
Depozite în Continente de Vest
America de Nord
Canada, USA
USA
America de Sud
Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
Bolivia
Depozite în Oceania Continent
Australia
New Zealand, Queensland, Western Australia
New Zealand, South Australia