Depozite în Continente de Est
Asia
China, India, Kazakhstan, Mongolia, Russia
Afghanistan, Indonesia, Japan, Russia
Africa
Namibia, Nigeria, South Africa
Ethiopia, Kenya, Tanzania
Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Greece, Hungary, Iceland, Italy, Turkey
Alții
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Depozite în Continente de Vest
America de Nord
Canada, USA
Bahamas, Barbados, Canada, Costa Rica, Cuba, Jamaica, Mexico, USA
America de Sud
Brazil, Venezuela
Argentina, Chile, Ecuador, Peru
Depozite în Oceania Continent
Australia
New South Wales, New Zealand
New Zealand, Western Australia