1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Russia, Saudi Arabia, South Korea, Sri Lanka
India, Saudi Arabia, Singapore, South Korea
1.1.2 Afrika
South Africa, Western Africa
Ethiopia, Western Africa
1.1.3 Eropah
United Kingdom
England, Georgia, Switzerland, 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
Brazil, Kolumbia, Paraguai
Kolumbia
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
Central Australia, New South Wales, New Zealand, Western Australia