1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Russia, Turkey
1.1.2 Afrika
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
1.1.3 Eropah
Germany, Greece, Iceland, Norway, Poland
1.1.4 lain
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, USA
1.2.2 Amerika Selatan
Brazil
1.3 deposito di oceania benua
1.3.1 Australia
South Australia, Western Australia