1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
1.1.2 Afrika
Namibia, Nigeria, South Africa
Cameroon, East Africa, Tanzania, Western Africa
1.1.3 Eropah
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
United Kingdom
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil
Bolivia, Brazil, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand
New South Wales, New Zealand, Queensland, Western Australia