1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
Angola, Botswana, Cameroon, Ethiopia, South Africa
1.1.3 Eropah
Germany, Greece, Iceland, Norway, Poland
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
Brazil
Argentina, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
South Australia, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia