1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
South Africa, Western Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
1.1.3 Eropah
Not Yet Found
England, Hungary, Iceland, United Kingdom
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
Argentina, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New South Wales, New Zealand, South Australia, Western Australia