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
Ethiopia, Ghana, Western Africa
1.1.3 Eropah
France, Germany, Italy, Norway, Scotland
England
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, Costa Rica, Panama, USA
Canada, USA
1.2.2 Amerika Selatan
Argentina, Brazil, Kolumbia, Ekuador
Argentina, Bolivia, uruguay
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, New Zealand, Queensland
Central Australia, South Australia, Western Australia