1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Not Yet Found
Angola, Botswana, Cameroon, Ethiopia, South Africa
1.1.3 Eropah
England, France, Germany, Great Britain, Netherlands, Sweden, Switzerland, United Kingdom
England, Hungary, Iceland, United Kingdom
1.1.4 lain
belum menemukan
antarctica, tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Not Yet Found
Canada, Mexico, USA
1.2.2 Amerika Selatan
belum menemukan
Argentina, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
New South Wales, New Zealand, Queensland, South Australia, Western Australia