1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Russia
China, India, Israel, Russia, South Korea, Thailand, Turkey
1.1.2 Afrika
South Africa
Ethiopia, Morocco, South Africa, Zimbabwe
1.1.3 Eropah
Iceland
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
Brazil, Kolumbia
Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
New Zealand, Queensland, Western Australia