1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria
East Africa, Ethiopia, Madagascar, Morocco, Mozambique
1.1.3 Eropah
Germany, Iceland, Ireland, Italy, Spain, United Kingdom
Albania, Romania, Scotland, United Kingdom
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
Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Queensland, Western Australia
Central Australia, Western Australia