1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Afghanistan, Indonesia, Japan, Russia
India
1.1.2 Afrika
Ethiopia, Kenya, Tanzania
East Africa, Western Africa
1.1.3 Eropah
Greece, Hungary, Iceland, Italy, Turkey
England, Romania, Scotland
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Bahamas, Barbados, Canada, Costa Rica, Cuba, Jamaica, Mexico, USA
Canada, USA
1.2.2 Amerika Selatan
Argentina, Chili, Ekuador, peru
belum menemukan
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Western Australia
Central Australia, Western Australia