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