deposito's in het oosten van continenten
Azië
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
China, India, Indonesia, Russia, Singapore, South Korea
Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
Europa
Austria, Belgium, Finland, France, Germany, Italy, Norway, Sardinia, Spain, Switzerland, The Czech Republic
Albania, France, Germany, Great Britain, United Kingdom
deposito's in het westen van continenten
Noord Amerika
Canada, USA
Canada, USA
Zuid-Amerika
-
Brazil, Colombia, Ecuador
deposito's in Oceanië continent
Australië
-
New South Wales, South Australia, Western Australia