deposito's in het oosten van continenten
Azië
Bangladesh, China, India, Russia
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Afrika
Ethiopia, Kenya, Morocco, South Africa, Tanzania
-
Europa
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
Bulgaria, England, Germany, Norway, Romania, Switzerland
deposito's in het westen van continenten
Zuid-Amerika
Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Peru
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