1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Japan, Turkey
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
1.1.2 Afrika
Egypt, Ethiopia, South Africa
Namibia, Nigeria, South Africa
1.1.3 Eropah
France, Greece, Iceland
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, 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
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand
New South Wales, New Zealand