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
East Africa, Western Africa
South Africa, Western Africa
1.1.3 Eropah
England, Romania, Scotland
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
belum menemukan
Brazil, Kolumbia, Paraguai
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
Central Australia, Western Australia