1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Indonesia, Russia, Singapore, South Korea
China, India, Russia, Saudi Arabia, South Korea, Sri Lanka
1.1.2 Afrika
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
South Africa, Western Africa
1.1.3 Eropah
Albania, France, Germany, Great Britain, 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
Brazil, Kolumbia, Ekuador
Brazil, Kolumbia, Paraguai
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, South Australia, Western Australia
Central Australia, Western Australia