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
England, Finland, United Kingdom
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
Brazil, Kolumbia, venezuela
Kolumbia, uruguay
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New Zealand, Western Australia