1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
East Africa, Ethiopia, Madagascar, Morocco, Mozambique
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
1.1.3 Eropah
Albania, Romania, Scotland, United Kingdom
Germany, Iceland, Ireland, Italy, Spain
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New Zealand, Queensland, Western Australia