deposito's in het oosten van continenten
Azië
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Not Yet Found
Afrika
Ethiopia, Morocco, South Africa
Not Yet Found
Europa
France, Germany, Italy, Norway, Scotland
Bulgaria, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Malta, Poland, Portugal, Romania, Slovenia, Spain, Sweden, The Czech Republic
anderen
Groenland
Nog niet gevonden
deposito's in het westen van continenten
Noord Amerika
Canada, Costa Rica, Panama, USA
Canada
Zuid-Amerika
Argentina, Brazil, Colombia, Ecuador
Bolivia, Colombia
deposito's in Oceanië continent
Australië
Central Australia, New Zealand, Queensland
Central Australia, South Australia, Western Australia