1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India
Not Yet Found
1.1.2 Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria
Not Yet Found
1.1.3 Eropah
Germany, Iceland, Ireland, Italy, Spain, United Kingdom
Bulgaria
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, Bolivia, Brazil, Kolumbia, Ekuador
belum menemukan
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Queensland, Western Australia
Not Yet Found