1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Cambodia, Russia, South Korea
Not Yet Found
1.1.2 Afrika
East Africa
Ethiopia, Ghana, Western Africa
1.1.3 Eropah
England, Germany, Hungary, Iceland, Scotland, Sweden
England
1.1.4 lain
pulau hawaii
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
belum menemukan
Argentina, Bolivia, uruguay
1.3 deposito di oceania benua
1.3.1 Australia
Victoria
Central Australia, South Australia, Western Australia