deposito's in het oosten van continenten
Azië
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
Afrika
Namibia, Nigeria, South Africa
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
United Kingdom
anderen
Groenland
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deposito's in het westen van continenten
Noord Amerika
Barbados, Canada, Mexico, Panama, USA
USA
Zuid-Amerika
Brazil
Colombia
deposito's in Oceanië continent
Australië
New South Wales, New Zealand
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula