1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India
Bangladesh, China, India, Israel, Jordan, Russia, Syria, Thailand, Turkey
1.1.2 Afrika
East Africa, Western Africa
Ethiopia, Kenya, Morocco, South Africa, Tanzania
1.1.3 Eropah
England, Romania, Scotland
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Sweden, Switzerland
1.1.4 lain
belum menemukan
tanah penggembalaan, belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
belum menemukan
Bolivia, Brazil, Chili, Kolumbia, Ekuador, peru, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New South Wales, New Zealand, Queensland, Victoria, Western Australia