1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Not Yet Found
1.1.2 Afrika
Ethiopia, Morocco, South Africa
Not Yet Found
1.1.3 Eropah
France, Germany, Italy, Norway, Scotland
England, France, Germany, Great Britain, Netherlands, Sweden, Switzerland, United Kingdom
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, Costa Rica, Panama, USA
Not Yet Found
1.2.2 Amerika Selatan
Argentina, Brazil, Kolumbia, Ekuador
belum menemukan
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, New Zealand, Queensland
Not Yet Found