1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Indonesia, Japan, Nepal, South Korea
China, India
1.1.2 Afrika
Egypt, Ethiopia, Morocco, Namibia, South Africa, Tanzania
Angola, Egypt, Madagascar, Namibia, Nigeria
1.1.3 Eropah
Austria, Finland, Germany, Italy, Romania, Turkey, United Kingdom
Germany, Iceland, Ireland, Italy, Spain, 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, Chili, Kolumbia, Ekuador, peru, venezuela
Argentina, Bolivia, Brazil, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Western Australia
Central Australia, Queensland, Western Australia