deposito's in het oosten van continenten
Azië
-
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
Afrika
-
Namibia, Nigeria, South Africa
Europa
Bulgaria, England, Germany, Norway, Romania, Switzerland
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
deposito's in het westen van continenten
Noord Amerika
USA
Barbados, Canada, Mexico, Panama, USA
Zuid-Amerika
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Peru
Brazil
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New South Wales, New Zealand