1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Not Yet Found
China, India, Israel, Russia, South Korea, Thailand, Turkey
1.1.2 Afrika
Not Yet Found
Ethiopia, Morocco, South Africa, Zimbabwe
1.1.3 Eropah
Bulgaria, England, Germany, Norway, Romania, Switzerland
England, Italy, Norway, Scotland, Sweden, United Kingdom
1.1.4 lain
belum menemukan
tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Argentina, Bolivia, Brazil, Chili, Kolumbia, Ekuador, peru
Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New Zealand, Queensland, Western Australia