1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
China, India, Turkey
1.1.2 Afrika
Namibia, Nigeria, South Africa
Not Yet Found
1.1.3 Eropah
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Belgium, France, Germany, Italy, Norway, Portugal, Spain, United Kingdom
1.1.4 lain
tanah penggembalaan
arktik
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Barbados, Canada, Mexico, Panama, USA
USA
1.2.2 Amerika Selatan
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand
Not Yet Found