1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Russia
1.1.2 Afrika
Ethiopia, Morocco, South Africa
Not Yet Found
1.1.3 Eropah
France, Germany, Italy, Norway, Scotland
Ukraine
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
Brazil
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, New Zealand, Queensland
Western Australia