1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Turkey
China, India, Russia, Saudi Arabia, South Korea, Sri Lanka
1.1.2 Afrika
Not Yet Found
South Africa, Western Africa
1.1.3 Eropah
Belgium, France, Germany, Italy, Norway, Portugal, Spain, United Kingdom
United Kingdom
1.1.4 lain
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil
Brazil, Kolumbia, Paraguai
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
Central Australia, Western Australia