deposito's in het oosten van continenten
Azië
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
China, India, Indonesia, Saudi Arabia, South Korea
Afrika
Egypt, Ethiopia, Ghana, South Africa
Eritrea, Ethiopia, Ghana, South Africa, Western Africa
Europa
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
England, Finland, France, Germany, Great Britain, Greece, United Kingdom
anderen
Groenland
Nog niet gevonden
deposito's in het westen van continenten
Noord Amerika
Canada, Cuba, Jamaica, USA
USA
Zuid-Amerika
Bolivia, Brazil, Colombia, Ecuador, Paraguay
Not Yet Found
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Western Australia
Central Australia, Western Australia