1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Russia
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
1.1.2 Afrika
South Africa
Egypt, Ethiopia, Ghana, South Africa
1.1.3 Eropah
Iceland
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
1.1.4 lain
belum menemukan
tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, USA
Canada, Cuba, Jamaica, USA
1.2.2 Amerika Selatan
Brazil, Kolumbia
Bolivia, Brazil, Kolumbia, Ekuador, Paraguai
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
New South Wales, New Zealand, Western Australia