deposito's in het oosten van continenten
Azië
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
China, India, Indonesia, Russia, Singapore, South Korea
Afrika
Cameroon, East Africa, Tanzania, Western Africa
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
Europa
United Kingdom
Albania, France, Germany, Great Britain, United Kingdom
deposito's in het westen van continenten
Noord Amerika
Canada, USA
Canada, USA
Zuid-Amerika
Bolivia, Brazil, Colombia, Ecuador
Brazil, Colombia, Ecuador
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Queensland, Western Australia
New South Wales, South Australia, Western Australia