Asia
Not Yet Found
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
Afrika
Not Yet Found
Cameroon, East Africa, Tanzania, Western Africa
Eropah
Bulgaria
United Kingdom
lain
belum menemukan
belum menemukan
Amerika Utara
USA
Canada, USA
Amerika Selatan
belum menemukan
Bolivia, Brazil, Kolumbia, Ekuador
deposito di oceania benua
Australia
Not Yet Found
New South Wales, New Zealand, Queensland, Western Australia