1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Indonesia, Japan, Nepal, South Korea
India
1.1.2 Afrika
Egypt, Ethiopia, Morocco, Namibia, South Africa, Tanzania
South Africa, Tanzania
1.1.3 Eropah
Austria, Finland, Germany, Italy, Romania, Turkey, United Kingdom
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, venezuela
Argentina, Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Western Australia
Central Australia, New Zealand, Queensland, Western Australia