1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Israel, Russia, South Korea, Thailand, Turkey
Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
1.1.2 Afrika
Ethiopia, Morocco, South Africa, Zimbabwe
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
1.1.3 Eropah
England, Italy, Norway, Scotland, Sweden, United Kingdom
England, Finland, Germany, Great Britain, Greece, United Kingdom
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Bahamas, Canada, USA
Canada, USA
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
Kolumbia
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland, Western Australia
New Zealand, Queensland, Western Australia