deposito's in het oosten van continenten
Azië
India, Russia
China, India, Iran, Iraq, Kazakhstan, Kyrgyzstan, Mongolia, Russia
Afrika
South Africa
Cameroon, Ethiopia, Ghana, Kenya, Madagascar, Morocco, Mozambique, Namibia, Nigeria, Tanzania, Togo
Europa
Germany, Greece, Italy, Scotland, Turkey
Albania, Austria, Bosnia and Herzegovina, Finland, France, Georgia, Germany, Hungary, Italy, Kosovo, Monaco, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, Switzerland, Ukraine, United Kingdom
anderen
Groenland
Nog niet gevonden
deposito's in het westen van continenten
Noord Amerika
Canada, USA
Canada, Costa Rica, Cuba, Mexico, Panama, USA
Zuid-Amerika
Brazil, Colombia, Venezuela
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Peru, Venezuela
deposito's in Oceanië continent
Australië
New Zealand, Queensland
New South Wales, New Zealand, Queensland, Victoria