deposito's in het oosten van continenten
Azië
-
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
Afrika
Western Africa
Egypt, Ethiopia, Ghana, South Africa
Europa
United Kingdom
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
Brazil, Colombia, Ecuador
Bolivia, Brazil, Colombia, Ecuador, Paraguay
deposito's in Oceanië continent
Australië
Central Australia, Western Australia
New South Wales, New Zealand, Western Australia