deposito's in het oosten van continenten
Azië
India, Indonesia, Japan, Nepal, South Korea
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
Afrika
Egypt, Ethiopia, Morocco, Namibia, South Africa, Tanzania
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Europa
Austria, Finland, Germany, Italy, Romania, Turkey, United Kingdom
United Kingdom
deposito's in het westen van continenten
Noord Amerika
Mexico, USA
USA
Zuid-Amerika
Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
Colombia
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Western Australia
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula