deposito's in het oosten van continenten
Azië
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
-
Afrika
Namibia, Nigeria, South Africa
Uganda
Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Germany, Hungary, Italy, Spain
anderen
Groenland
Groenland, Mid-Atlantische Rug
deposito's in het westen van continenten
Noord Amerika
Barbados, Canada, Mexico, Panama, USA
USA
Zuid-Amerika
Brazil
Bolivia, Brazil
deposito's in Oceanië continent
Australië
New South Wales, New Zealand
New South Wales, New Zealand, Queensland, South Australia, Western Australia