1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Not Yet Found
Not Yet Found
1.1.2 Afrika
Not Yet Found
Ethiopia, Ghana, Western Africa
1.1.3 Eropah
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
belum menemukan
Argentina, Bolivia, uruguay
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
Central Australia, South Australia, Western Australia