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