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