deposito's in het oosten van continenten
Afrika
Angola, Botswana, Cameroon, Ethiopia, South Africa
South Africa, Tanzania
Europa
England, Hungary, Iceland, United Kingdom
Germany, Greece, Italy, Scotland, Turkey
anderen
Antarctica, Groenland
Antarctica, Groenland
deposito's in het westen van continenten
Noord Amerika
Canada, Mexico, USA
Canada, USA
Zuid-Amerika
Argentina, Colombia, Ecuador
Argentina, Brazil, Colombia, Venezuela
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Queensland, South Australia, Western Australia
Central Australia, New Zealand, Queensland, Western Australia