Depozite în Continente de Est
Asia
Azerbaijan, China, Russia
Russia, Turkey
Africa
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Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
Europa
Austria, Belgium, Cyprus, Denmark, France, Germany, Italy, Malta, Netherlands, Poland, Portugal, Romania, Spain, Sweden, Switzerland, Turkey, Ukraine, United Kingdom
Germany, Greece, Iceland, Norway, Poland
Depozite în Continente de Vest
America de Nord
USA
Canada, USA
America de Sud
Bolivia
Brazil
Depozite în Oceania Continent
Australia
New Zealand, South Australia
South Australia, Western Australia