1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Russia
1.1.2 Afrika
Ethiopia, Morocco, South Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
1.1.3 Eropah
France, Germany, Italy, Norway, Scotland
England, Hungary, Iceland, United Kingdom
1.1.4 lain
tanah penggembalaan
antarctica, tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, Costa Rica, Panama, USA
Canada, Mexico, USA
1.2.2 Amerika Selatan
Argentina, Brazil, Kolumbia, Ekuador
Argentina, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, New Zealand, Queensland
New South Wales, New Zealand, Queensland, South Australia, Western Australia