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