1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Afghanistan, Indonesia, Japan, Russia
India, Russia
1.1.2 Afrika
Ethiopia, Kenya, Tanzania
South Africa
1.1.3 Eropah
Greece, Hungary, Iceland, Italy, Turkey
Iceland
1.1.4 lain
belum menemukan
pulau hawaii
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
Brazil
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Western Australia
Not Yet Found