1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Russia
China, India
1.1.2 Afrika
1.1.3 Eropah
Germany, Greece, Italy, Scotland, Turkey
Italy, Spain
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
New South Wales, New Zealand, Queensland, Victoria