1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India
India, Saudi Arabia, Singapore, South Korea
1.1.2 Afrika
Namibia
Ethiopia, Western Africa
1.1.3 Eropah
Italy, Spain
England, Georgia, Switzerland, 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 South Wales, New Zealand, Queensland, Victoria
Central Australia, New South Wales, New Zealand, Western Australia