1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Russia
Russia, South Korea
1.1.2 Afrika
Angola, Botswana, Cameroon, Ethiopia, South Africa
Western Africa
1.1.3 Eropah
England, Hungary, Iceland, United Kingdom
United Kingdom
1.1.4 lain
antarctica, tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Argentina, Kolumbia, Ekuador
belum menemukan
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
Central Australia, Western Australia