1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Afghanistan, Indonesia, Japan, Russia
Afghanistan, Indonesia, Japan, Russia
1.1.2 Afrika
Ethiopia, Kenya, Tanzania
Kenya
1.1.3 Eropah
Greece, Hungary, Iceland, Italy, Turkey
Greece, Hungary, Iceland, Italy, Turkey
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, Mexico, USA
1.2.2 Amerika Selatan
Argentina, Chili, Ekuador, peru
Argentina, Chili, Ekuador, peru
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Western Australia
New Zealand