1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Not Available
Russia, Turkey
1.1.2 Afrika
South Africa
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
1.1.3 Eropah
England, Finland, United Kingdom
Germany, Greece, Iceland, Norway, Poland
1.1.4 lain
antarctica, tanah penggembalaan
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 Zealand, Western Australia
South Australia, Western Australia