1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
East Africa, Ethiopia, Madagascar, Morocco, Mozambique
South Africa
1.1.3 Eropah
Albania, Romania, Scotland, United Kingdom
Germany, Greece, Italy, Scotland, Turkey
1.1.4 lain
belum menemukan
tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New Zealand, Queensland