Depozite în Continente de Est
Asia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
China, India, Turkey
Africa
Namibia, Nigeria, South Africa
Not Yet Found
Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Belgium, France, Germany, Italy, Norway, Portugal, Spain, United Kingdom
Depozite în Continente de Vest
America de Nord
Canada, USA
USA
America de Sud
Brazil
Brazil
Depozite în Oceania Continent
Australia
New South Wales, New Zealand
Not Yet Found