deposito's in het oosten van continenten
Azië
India
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
Afrika
South Africa, Tanzania
Cameroon, East Africa, Tanzania, Western Africa
Europa
Germany, Greece, Italy, Scotland, Turkey
United Kingdom
anderen
Antarctica, Groenland
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deposito's in het westen van continenten
Noord Amerika
Canada, USA
Canada, USA
Zuid-Amerika
Argentina, Brazil, Colombia, Venezuela
Bolivia, Brazil, Colombia, Ecuador
deposito's in Oceanië continent
Australië
Central Australia, New Zealand, Queensland, Western Australia
New South Wales, New Zealand, Queensland, Western Australia