1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Indonesia, Saudi Arabia, South Korea
Not Yet Found
1.1.2 Afrika
Eritrea, Ethiopia, Ghana, South Africa, Western Africa
Uganda
1.1.3 Eropah
England, Finland, France, Germany, Great Britain, Greece, United Kingdom
Germany, Hungary, Italy, Spain
1.1.4 lain
belum menemukan
tanah penggembalaan, mid-Atlantik ridge
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
belum menemukan
Bolivia, Brazil
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia