1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Japan, Turkey
China, India, Israel, Russia, South Korea, Thailand, Turkey
1.1.2 Afrika
Egypt, Ethiopia, South Africa
Ethiopia, Morocco, South Africa, Zimbabwe
1.1.3 Eropah
France, Greece, 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
1.2.2 Amerika Selatan
belum menemukan
Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand
New Zealand, Queensland, Western Australia