deposito's in het oosten van continenten
Azië
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
China, India
Afrika
Egypt, Ethiopia, Ghana, South Africa
Namibia
Europa
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
Italy, Spain
anderen
Groenland
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deposito's in het westen van continenten
Noord Amerika
Canada, Cuba, Jamaica, USA
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Zuid-Amerika
Bolivia, Brazil, Colombia, Ecuador, Paraguay
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deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Western Australia
New South Wales, New Zealand, Queensland, Victoria