deposito di benua timur
Asia
China, India
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria
Kenya, Morocco, South Africa, Tanzania
Eropah
Germany, Iceland, Ireland, Italy, Spain, United Kingdom
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
lain
-
tanah penggembalaan, mid-Atlantik ridge
deposito di benua Barat
Amerika Utara
Canada, USA
Canada, Mexico, USA
Amerika Selatan
Argentina, Bolivia, Brazil, Kolumbia, Ekuador
Bolivia, Brazil
deposito di oceania benua
Australia
Central Australia, Queensland, Western Australia
New South Wales, Queensland, South Australia, Western Australia