1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
East Africa, Western Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
1.1.3 Eropah
England, Romania, Scotland
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
Canada, USA
Canada, Mexico, USA
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, Queensland, South Australia, Western Australia