1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Japan, Oman
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
1.1.2 Afrika
South Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
1.1.3 Eropah
France, Germany, Italy, Venezuela
Austria, Belgium, Finland, France, Germany, Italy, Norway, Sardinia, Spain, Switzerland, The Czech Republic, Venezuela
1.1.4 lain
pulau hawaii, mid-Atlantik ridge
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
belum menemukan
belum menemukan
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
Not Yet Found