deposito's in het oosten van continenten
Azië
India, Pakistan, Russia
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Afrika
Ethiopia, Kenya, Morocco, South Africa
-
Europa
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
France, Greece, Romania, Scotland, Spain
deposito's in het westen van continenten
Zuid-Amerika
Colombia, Ecuador, Peru
Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
deposito's in Oceanië continent
Australië
New South Wales, Victoria, Western Australia
New Zealand, South Australia, Western Australia