deposito's in het oosten van continenten
Azië
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
Afghanistan, Indonesia, Japan, Russia
Afrika
Egypt, Ethiopia, Ghana, South Africa
Kenya
Europa
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
Greece, Hungary, Iceland, Italy, Turkey
deposito's in het westen van continenten
Noord Amerika
Canada, Cuba, Jamaica, USA
Canada, Mexico, USA
Zuid-Amerika
Bolivia, Brazil, Colombia, Ecuador, Paraguay
Argentina, Chile, Ecuador, Peru
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Western Australia
New Zealand