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