1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Saudi Arabia, Singapore, South Korea
India, Russia
1.1.2 Afrika
Ethiopia, Western Africa
South Africa
1.1.3 Eropah
England, Georgia, Switzerland, United Kingdom
Germany, Greece, Italy, Scotland, Turkey
1.1.4 lain
belum menemukan
tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Kolumbia
Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, New South Wales, New Zealand, Western Australia
New Zealand, Queensland