deposito's in het oosten van continenten
Azië
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
China, India, Russia, Saudi Arabia, South Korea, Sri Lanka
Afrika
Kenya, Morocco, South Africa, Tanzania
South Africa, Western Africa
Europa
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
United Kingdom
anderen
Groenland, Mid-Atlantische Rug
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deposito's in het westen van continenten
Noord Amerika
Canada, Mexico, USA
Canada
Zuid-Amerika
Bolivia, Brazil
Brazil, Colombia, Paraguay
deposito's in Oceanië continent
Australië
New South Wales, Queensland, South Australia, Western Australia
Central Australia, Western Australia