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
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Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Bulgaria, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Malta, Poland, Portugal, Romania, Slovenia, Spain, Sweden, The Czech Republic
anderen
Groenland
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deposito's in het westen van continenten
Noord Amerika
Barbados, Canada, Mexico, Panama, USA
Canada
Zuid-Amerika
Brazil
Bolivia, Colombia
deposito's in Oceanië continent
Australië
New South Wales, New Zealand
Central Australia, South Australia, Western Australia