1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Russia
China, India, Indonesia, Russia, Singapore, South Korea
1.1.2 Afrika
Angola, Botswana, Cameroon, Ethiopia, South Africa
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
1.1.3 Eropah
England, Hungary, Iceland, United Kingdom
Albania, France, Germany, Great Britain, United Kingdom
1.1.4 lain
antarctica
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Argentina, Kolumbia, Ekuador
Brazil, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, South Australia, Western Australia
New South Wales, South Australia, Western Australia