deposito's in het oosten van continenten
Azië
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
China, India, Iran, Iraq, Kazakhstan, Kyrgyzstan, Mongolia, Russia
Afrika
Namibia, Nigeria, South Africa
Cameroon, Ethiopia, Ghana, Kenya, Madagascar, Morocco, Mozambique, Namibia, Nigeria, Tanzania, Togo
Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Poland, Sweden, Switzerland, United Kingdom
Albania, Austria, Bosnia and Herzegovina, Finland, France, Georgia, Germany, Hungary, Italy, Kosovo, Monaco, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, Sweden, 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
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Peru, Venezuela
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Western Australia
New South Wales, New Zealand, Queensland, Victoria