deposito's in het oosten van continenten
Azië
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
India, Pakistan, Russia
Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Ethiopia, Kenya, Morocco, South Africa
Europa
Bulgaria, England, Germany, Norway, Romania, Switzerland
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
anderen
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deposito's in het westen van continenten
Noord Amerika
USA
USA
Zuid-Amerika
Brazil, Chile
Colombia, Ecuador, Peru
deposito's in Oceanië continent
Australië
New Zealand, Queensland, South Australia, Western Australia
New South Wales, Victoria, Western Australia