deposito's in het oosten van continenten
Azië
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
China, India, Iran, Japan, Nepal, North Korea, Russia, Saudi Arabia, South Korea
Afrika
Kenya, Morocco, South Africa, Tanzania
South Africa
Europa
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
Austria, France, Greece, Ireland, Italy, Netherlands, Slovakia, Spain, Turkey, Ukraine
anderen
Groenland, Mid-Atlantische Rug
Nog niet gevonden
deposito's in het westen van continenten
Noord Amerika
Canada, Mexico, USA
Canada
Zuid-Amerika
Bolivia, Brazil
Brazil
deposito's in Oceanië continent
Australië
New South Wales, Queensland, South Australia, Western Australia
New South Wales, Queensland, South Australia, Western Australia