deposito's in het oosten van continenten
Azië
China, India
Bangladesh, China, India, Russia
Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria
Ethiopia, Kenya, Morocco, South Africa, Tanzania
Europa
Germany, Iceland, Ireland, Italy, Spain, United Kingdom
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
deposito's in het westen van continenten
Noord Amerika
Canada, USA
USA
Zuid-Amerika
Argentina, Bolivia, Brazil, Colombia, Ecuador
Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
deposito's in Oceanië continent
Australië
Central Australia, Queensland, Western Australia
New South Wales, New Zealand, Queensland, Victoria, Western Australia