deposito's in het oosten van continenten
Azië
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
-
Afrika
Angola, Egypt, Ethiopia, Madagascar, Namibia, Nigeria, South Africa
South Africa
Europa
Bulgaria, England, Germany, Norway, Romania, Switzerland
England, Finland, United Kingdom
anderen
-
Antarctica, Groenland
deposito's in het westen van continenten
Zuid-Amerika
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Peru
Colombia, Uruguay
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New Zealand, Western Australia