deposito's in het oosten van continenten
Azië
China, India
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
Afrika
Namibia
Egypt, Ethiopia, Ghana, South Africa
Europa
Italy, Spain
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
anderen
-
Groenland
deposito's in het westen van continenten
Noord Amerika
-
Canada, Cuba, Jamaica, USA
Zuid-Amerika
-
Bolivia, Brazil, Colombia, Ecuador, Paraguay
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Queensland, Victoria
New South Wales, New Zealand, Western Australia