deposito's in het oosten van continenten
Azië
Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Turkmenistan, Vietnam
China, India, Indonesia, Russia, Singapore, South Korea
Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
Europa
Andorra, Finland, France, Great Britain, Italy, Norway, Portugal, Spain, Sweden
Albania, France, Germany, Great Britain, United Kingdom
anderen
Groenland
Nog niet gevonden
deposito's in het westen van continenten
Noord Amerika
Canada, USA
Canada, USA
Zuid-Amerika
Brazil, Chile, Colombia, Uruguay, Venezuela
Brazil, Colombia, Ecuador
deposito's in Oceanië continent
Australië
New Zealand, Queensland, South Australia, Tasmania, Western Australia
New South Wales, South Australia, Western Australia