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