1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Not Yet Found
Not Available
1.1.2 Afrika
Not Yet Found
South Africa
1.1.3 Eropah
Bulgaria
England, Finland, United Kingdom
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
belum menemukan
Kolumbia, uruguay
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
New Zealand, Western Australia