1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Not Available
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
1.1.2 Afrika
South Africa
Kenya, Morocco, South Africa, Tanzania
1.1.3 Eropah
England, Finland, United Kingdom
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
1.1.4 lain
antarctica, tanah penggembalaan
tanah penggembalaan, mid-Atlantik ridge
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Kolumbia, uruguay
Bolivia, Brazil
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Western Australia
New South Wales, Queensland, South Australia, Western Australia