1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Morocco, Namibia
East Africa, Ethiopia, Madagascar, Morocco, Mozambique
1.1.3 Eropah
Austria, Italy, Romania, Spain, Switzerland
Albania, Romania, Scotland, United Kingdom
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
Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, Queensland, Yorke Peninsula
Central Australia, Western Australia