1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Russia
China, India, Iran, Japan, Nepal, North Korea, Russia, Saudi Arabia, South Korea
1.1.2 Afrika
South Africa
South Africa
1.1.3 Eropah
Germany, Greece, Italy, Scotland, Turkey
Austria, France, Greece, Ireland, Italy, Netherlands, Slovakia, Spain, Turkey, Ukraine
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
Brazil
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland
New South Wales, Queensland, South Australia, Western Australia