1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Russia
Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
1.1.2 Afrika
Angola, Botswana, Cameroon, Ethiopia, South Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
1.1.3 Eropah
England, Hungary, Iceland, United Kingdom
England, Finland, Germany, Great Britain, Greece, 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
Kolumbia
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, South Australia, Western Australia
New Zealand, Queensland, Western Australia