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