1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Turkmenistan, Vietnam
Russia, Turkey
1.1.2 Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
1.1.3 Eropah
Andorra, Finland, France, Great Britain, Italy, Norway, Portugal, Spain, Sweden
Germany, Greece, Iceland, Norway, Poland
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil, Chili, Kolumbia, uruguay, venezuela
Brazil
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland, South Australia, Tasmania, Western Australia
South Australia, Western Australia