1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Not Yet Found
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
1.1.2 Afrika
Not Yet Found
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
1.1.3 Eropah
Bulgaria
Bulgaria, England, Germany, Norway, Romania, Switzerland
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
belum menemukan
Brazil, Chili
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
New Zealand, Queensland, South Australia, Western Australia