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
Russia
1.1.2 Afrika
Cameroon, East Africa, Tanzania, Western Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
1.1.3 Eropah
United Kingdom
England, Hungary, Iceland, United Kingdom
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
Argentina, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Queensland, Western Australia
New South Wales, New Zealand, South Australia, Western Australia