deposito's in het oosten van continenten
Azië
Russia, Turkey
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Afrika
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
Kenya, Morocco, South Africa, Tanzania
Europa
Germany, Greece, Iceland, Norway, Poland
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
anderen
-
Groenland, Mid-Atlantische Rug
deposito's in het westen van continenten
Noord Amerika
Canada, USA
Canada, Mexico, USA
Zuid-Amerika
Brazil
Bolivia, Brazil
deposito's in Oceanië continent
Australië
South Australia, Western Australia
New South Wales, Queensland, South Australia, Western Australia