1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India
China, India, Russia, Saudi Arabia, South Korea, Sri Lanka
1.1.2 Afrika
Not Available
South Africa, Western Africa
1.1.3 Eropah
Not Available
United Kingdom
1.1.4 lain
antarctica
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
tidak tersedia
Brazil, Kolumbia, Paraguai
1.3 deposito di oceania benua
1.3.1 Australia
Not Available
Central Australia, Western Australia