1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Saudi Arabia, Singapore, South Korea
Not Available
1.1.2 Afrika
Ethiopia, Western Africa
South Africa
1.1.3 Eropah
England, Georgia, Switzerland, United Kingdom
England, Finland, United Kingdom
1.1.4 lain
belum menemukan
antarctica, tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Kolumbia
Kolumbia, uruguay
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, New South Wales, New Zealand, Western Australia
New Zealand, Western Australia