1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Afghanistan, Indonesia, Japan, Russia
India, Indonesia, Japan, Nepal, South Korea
1.1.2 Afrika
Ethiopia, Kenya, Tanzania
Egypt, Ethiopia, Morocco, Namibia, South Africa, Tanzania
1.1.3 Eropah
Greece, Hungary, Iceland, Italy, Turkey
Austria, Finland, Germany, Italy, Romania, Turkey, United Kingdom
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
Mexico, USA
1.2.2 Amerika Selatan
Argentina, Chili, Ekuador, peru
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Western Australia
New South Wales, New Zealand, Western Australia