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