1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Russia
Not Yet Found
1.1.2 Afrika
South Africa
Not Yet Found
1.1.3 Eropah
Germany, Greece, Italy, Scotland, Turkey
England, France, Germany, Great Britain, Netherlands, Sweden, Switzerland, United Kingdom
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, USA
Not Yet Found
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
belum menemukan
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland
Not Yet Found