Depozite în Continente de Est
Asia
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China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
Africa
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Namibia, Nigeria, South Africa
Europa
Bulgaria, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Malta, Poland, Portugal, Romania, Slovenia, Spain, Sweden, The Czech Republic
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Depozite în Continente de Vest
America de Nord
Canada
Barbados, Canada, Mexico, Panama, USA
America de Sud
Bolivia, Colombia
Brazil
Depozite în Oceania Continent
Australia
Central Australia, South Australia, Western Australia
New South Wales, New Zealand