1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Iran, Japan, Nepal, North Korea, Russia, Saudi Arabia, South Korea
China, India, Russia, Saudi Arabia, South Korea, Sri Lanka
1.1.2 Afrika
South Africa
South Africa, Western Africa
1.1.3 Eropah
Austria, France, Greece, Ireland, Italy, Netherlands, Slovakia, Spain, Turkey, Ukraine
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
Brazil, Kolumbia, Paraguai
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, Queensland, South Australia, Western Australia
Central Australia, Western Australia