deposito's in het oosten van continenten
Azië
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
Afrika
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Egypt, Ethiopia, Ghana, South Africa
Europa
United Kingdom
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
deposito's in het westen van continenten
Noord Amerika
USA
Canada, Cuba, Jamaica, USA
Zuid-Amerika
Colombia
Bolivia, Brazil, Colombia, Ecuador, Paraguay
deposito's in Oceanië continent
Australië
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula
New South Wales, New Zealand, Western Australia