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