1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Israel, Russia, South Korea, Thailand, Turkey
Not Yet Found
1.1.2 Afrika
Ethiopia, Morocco, South Africa, Zimbabwe
Uganda
1.1.3 Eropah
England, Italy, Norway, Scotland, Sweden, United Kingdom
Germany, Hungary, Italy, Spain
1.1.4 lain
tanah penggembalaan
tanah penggembalaan, mid-Atlantik ridge
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
Bolivia, Brazil
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia