deposito's in het oosten van continenten
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Kenya, Morocco, South Africa, Tanzania
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
Groenland, Mid-Atlantische Rug
deposito's in het westen van continenten
deposito's in Oceanië continent
New South Wales, Queensland, South Australia, Western Australia