1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Afghanistan, Indonesia, Japan, Russia
China, India, Israel, Russia, South Korea, Thailand, Turkey
1.1.2 Afrika
Kenya
Ethiopia, Morocco, South Africa, Zimbabwe
1.1.3 Eropah
Greece, Hungary, Iceland, Italy, Turkey
England, Italy, Norway, Scotland, Sweden, United Kingdom
1.1.4 lain
belum menemukan
tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, Mexico, USA
Bahamas, Canada, USA
1.2.2 Amerika Selatan
Argentina, Chili, Ekuador, peru
Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand
New Zealand, Queensland, Western Australia