1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India
India, Saudi Arabia, Singapore, South Korea
1.1.2 Afrika
Morocco, Namibia
Ethiopia, Western Africa
1.1.3 Eropah
Austria, Italy, Romania, Spain, Switzerland
England, Georgia, Switzerland, 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, Kolumbia
Kolumbia
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, Queensland, Yorke Peninsula
Central Australia, New South Wales, New Zealand, Western Australia