1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India
China, India, Iran, Japan, Nepal, North Korea, Russia, Saudi Arabia, South Korea
1.1.2 Afrika
South Africa, Tanzania
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
antarctica, tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Argentina, Brazil, Kolumbia, venezuela
Brazil
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, New Zealand, Queensland, Western Australia
New South Wales, Queensland, South Australia, Western Australia