1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Indonesia, Kazakhstan, Russia, South Korea, Thailand, Turkey
India
1.1.2 Afrika
Morocco, South Africa
South Africa, Tanzania
1.1.3 Eropah
Finland, France, Georgia, Germany, Great Britain, Italy, Kazakhstan, Netherlands, Norway, Spain, Switzerland, Venezuela
Germany, Greece, Italy, Scotland, Turkey
1.1.4 lain
belum menemukan
antarctica, tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil
Argentina, Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Western Australia
Central Australia, New Zealand, Queensland, Western Australia