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