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