deposito's in het oosten van continenten
Azië
Bangladesh, China, India, Israel, Jordan, Russia, Syria, Thailand, Turkey
Russia
Afrika
Ethiopia, Kenya, Morocco, South Africa, Tanzania
Angola, Botswana, Cameroon, Ethiopia, South Africa
Europa
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Sweden, Switzerland
England, Hungary, Iceland, United Kingdom
anderen
Groenland
Antarctica, Groenland
deposito's in het westen van continenten
Noord Amerika
Canada, USA
Canada, Mexico, USA
Zuid-Amerika
Bolivia, Brazil, Chile, Colombia, Ecuador, Peru, Venezuela
Argentina, Colombia, Ecuador
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Queensland, Victoria, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia