1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Indonesia, Saudi Arabia, South Korea
India
1.1.2 Afrika
Eritrea, Ethiopia, Ghana, South Africa, Western Africa
Not Available
1.1.3 Eropah
England, Finland, France, Germany, Great Britain, Greece, United Kingdom
Not Available
1.1.4 lain
belum menemukan
antarctica
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
belum menemukan
tidak tersedia
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
Not Available