deposito's in het oosten van continenten
Azië
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
China, India, Indonesia, Kazakhstan, Russia, South Korea, Thailand, Turkey
Afrika
Ethiopia, Morocco, South Africa
Morocco, South Africa
Europa
France, Germany, Italy, Norway, Scotland
Finland, France, Georgia, Germany, Great Britain, Italy, Kazakhstan, Netherlands, Norway, Spain, Switzerland, Venezuela
anderen
Groenland
Nog niet gevonden
deposito's in het westen van continenten
Noord Amerika
Canada, Costa Rica, Panama, USA
Canada, USA
Zuid-Amerika
Argentina, Brazil, Colombia, Ecuador
Argentina, Brazil, Colombia, Ecuador, Venezuela
deposito's in Oceanië continent
Australië
Central Australia, New Zealand, Queensland
New Zealand, Western Australia