1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Russia, Turkey
Not Yet Found
1.1.2 Afrika
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
Not Yet Found
1.1.3 Eropah
Germany, Greece, Iceland, Norway, Poland
Bulgaria
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
1.3 deposito di oceania benua
1.3.1 Australia
South Australia, Western Australia
Not Yet Found