1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Russia, Saudi Arabia, South Korea
China, India
1.1.2 Afrika
Egypt, Ethiopia, Kenya, Madagascar, Morocco, South Africa
Morocco, Namibia
1.1.3 Eropah
England, Finland, France, Spain, United Kingdom
Austria, Italy, Romania, Spain, Switzerland
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Argentina, Kolumbia
Brazil, Kolumbia
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New South Wales, Queensland, Yorke Peninsula