1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
India
1.1.2 Afrika
Cameroon, East Africa, Tanzania, Western Africa
Not Available
1.1.3 Eropah
United Kingdom
Not Available
1.1.4 lain
belum menemukan
antarctica
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Bolivia, Brazil, Kolumbia, Ekuador
tidak tersedia
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Queensland, Western Australia
Not Available