1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Not Yet Found
China, India, Israel, Russia, South Korea, Thailand, Turkey
1.1.2 Afrika
Ethiopia, Ghana, Western Africa
Ethiopia, Morocco, South Africa, Zimbabwe
1.1.3 Eropah
England
England, Italy, Norway, Scotland, Sweden, United Kingdom
1.1.4 lain
belum menemukan
tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, USA
Bahamas, Canada, USA
1.2.2 Amerika Selatan
Argentina, Bolivia, uruguay
Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, South Australia, Western Australia
New Zealand, Queensland, Western Australia