deposito's in het oosten van continenten
Azië
China, India
Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Turkmenistan, Vietnam
Afrika
Morocco, Namibia
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Europa
Austria, Italy, Romania, Spain, Switzerland
Andorra, Finland, France, Great Britain, Italy, Norway, Portugal, Spain, Sweden
deposito's in het westen van continenten
Noord Amerika
Mexico, USA
Canada, USA
Zuid-Amerika
Brazil, Colombia
Brazil, Chile, Colombia, Uruguay, Venezuela
deposito's in Oceanië continent
Australië
New South Wales, Queensland, Yorke Peninsula
New Zealand, Queensland, South Australia, Tasmania, Western Australia