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, South Africa
Not Yet Found
1.1.3 Eropah
Germany, Iceland, Ireland, Italy, Spain
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, Chili, Kolumbia, Ekuador, peru, venezuela
belum menemukan
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland, Western Australia
Not Yet Found