1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India
China, India, Russia, Saudi Arabia, South Korea, Sri Lanka
1.1.2 Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
South Africa, Western Africa
1.1.3 Eropah
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
Brazil, Kolumbia, Paraguai
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland, Western Australia
Central Australia, Western Australia