1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Russia, Turkey
China, India
1.1.2 Afrika
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
Angola, Egypt, Madagascar, Namibia, Nigeria
1.1.3 Eropah
Germany, Greece, Iceland, Norway, Poland
Germany, Iceland, Ireland, Italy, Spain, United Kingdom
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil
Argentina, Bolivia, Brazil, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
South Australia, Western Australia
Central Australia, Queensland, Western Australia