1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Indonesia, Russia, Singapore, South Korea
Bangladesh, China, India, Israel, Jordan, Russia, Syria, Thailand, Turkey
1.1.2 Afrika
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
Ethiopia, Kenya, Morocco, South Africa, Tanzania
1.1.3 Eropah
Albania, France, Germany, Great Britain, United Kingdom
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
Brazil, Kolumbia, Ekuador
Bolivia, Brazil, Chili, Kolumbia, Ekuador, peru, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, South Australia, Western Australia
New South Wales, New Zealand, Queensland, Victoria, Western Australia