1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Russia, Saudi Arabia, South Korea, Sri Lanka
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
1.1.2 Afrika
South Africa, Western Africa
Namibia, Nigeria, South Africa
1.1.3 Eropah
United Kingdom
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
1.1.4 lain
belum menemukan
tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil, Kolumbia, Paraguai
Brazil
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New South Wales, New Zealand