1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria
South Africa
1.1.3 Eropah
Germany, Iceland, Ireland, Italy, Spain, United Kingdom
France, Germany, Italy, Venezuela
1.1.4 lain
belum menemukan
pulau hawaii, mid-Atlantik ridge
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