deposito's in het oosten van continenten
Azië
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Afrika
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Ethiopia, Morocco, South Africa
Europa
United Kingdom
France, Germany, Italy, Norway, Scotland
deposito's in het westen van continenten
Noord Amerika
USA
Canada, Costa Rica, Panama, USA
Zuid-Amerika
Colombia
Argentina, Brazil, Colombia, Ecuador
deposito's in Oceanië continent
Australië
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula
Central Australia, New Zealand, Queensland