Depozite în Continente de Est
Asia
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
Azerbaijan, China, Russia
Africa
Namibia, Nigeria, South Africa
Not Yet Found
Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Austria, Belgium, Cyprus, Denmark, France, Germany, Italy, Malta, Netherlands, Poland, Portugal, Romania, Spain, Sweden, Switzerland, Turkey, Ukraine, United Kingdom
Alții
Groenlanda
nu a fost încă găsite
Depozite în Continente de Vest
America de Nord
Barbados, Canada, Mexico, Panama, USA
USA
America de Sud
Brazil
Bolivia
Depozite în Oceania Continent
Australia
New South Wales, New Zealand
New Zealand, South Australia