1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Namibia
Angola, Botswana, Cameroon, Ethiopia, South Africa
1.1.3 Eropah
Italy, Spain
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
New South Wales, New Zealand, Queensland, Victoria
New South Wales, New Zealand, Queensland, South Australia, Western Australia