1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Rwanda, Tanzania
Not Yet Found
1.1.3 Eropah
Not Yet Found
France, Greece, Romania, Scotland, Spain
1.1.4 lain
pulau hawaii
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Kolumbia
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
New Zealand, South Australia, Western Australia