1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Russia
Afghanistan, Indonesia, Japan, Russia
1.1.2 Afrika
Angola, Botswana, Cameroon, Ethiopia, South Africa
Kenya
1.1.3 Eropah
England, Hungary, Iceland, United Kingdom
Greece, Hungary, Iceland, Italy, Turkey
1.1.4 lain
antarctica
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, USA
Canada, Mexico, USA
1.2.2 Amerika Selatan
Argentina, Kolumbia, Ekuador
Argentina, Chili, Ekuador, peru
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, South Australia, Western Australia
New Zealand