1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Israel, Russia, South Korea, Thailand, Turkey
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
1.1.2 Afrika
Ethiopia, Morocco, South Africa, Zimbabwe
Cameroon, East Africa, Tanzania, Western Africa
1.1.3 Eropah
England, Italy, Norway, Scotland, Sweden, United Kingdom
United Kingdom
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Bahamas, Canada, USA
Canada, USA
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
Bolivia, Brazil, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland, Western Australia
New South Wales, New Zealand, Queensland, Western Australia