deposito's in het oosten van continenten
Azië
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Bangladesh, China, India, Russia
Afrika
Ethiopia, Morocco, South Africa
Ethiopia, Kenya, Morocco, South Africa, Tanzania
Europa
France, Germany, Italy, Norway, Scotland
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
deposito's in het westen van continenten
Noord Amerika
Canada, Costa Rica, Panama, USA
USA
Zuid-Amerika
Argentina, Brazil, Colombia, Ecuador
Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
deposito's in Oceanië continent
Australië
Central Australia, New Zealand, Queensland
New South Wales, New Zealand, Queensland, Victoria, Western Australia