1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Not Yet Found
Russia, Turkey
1.1.2 Afrika
Uganda
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
1.1.3 Eropah
Germany, Hungary, Italy, Spain
Germany, Greece, Iceland, Norway, Poland
1.1.4 lain
tanah penggembalaan, mid-Atlantik ridge
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
New South Wales, New Zealand, Queensland, South Australia, Western Australia
South Australia, Western Australia