1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, Russia
China, India, Russia, Saudi Arabia, South Korea, Sri Lanka
1.1.2 Afrika
Not Yet Found
South Africa, Western Africa
1.1.3 Eropah
Austria, Italy, Portugal, United Kingdom
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, Ekuador
Brazil, Kolumbia, Paraguai
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
Central Australia, Western Australia