1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Egypt
South Africa, Tanzania
1.1.3 Eropah
Finland, Germany, Italy, Romania, Sweden, Turkey
Germany, Greece, Italy, Scotland, Turkey
1.1.4 lain
belum menemukan
antarctica, tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru
Argentina, Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, South Australia, Western Australia
Central Australia, New Zealand, Queensland, Western Australia