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