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