1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
1.1.3 Eropah
Iceland
Germany, Hungary, Italy, Spain
1.1.4 lain
belum menemukan
tanah penggembalaan, mid-Atlantik ridge
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil, Kolumbia
Bolivia, Brazil
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
New South Wales, New Zealand, Queensland, South Australia, Western Australia