1 Rezerve
1.1 Depozite în Continente de Est
1.1.1 Asia
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
1.1.2 Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Egypt, Ethiopia, Ghana, South Africa
1.1.3 Europa
Bulgaria, England, Germany, Norway, Romania, Switzerland
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
1.1.4 Alții
nu a fost încă găsite
Groenlanda
1.2 Depozite în Continente de Vest
1.2.1 America de Nord
USA
Canada, Cuba, Jamaica, USA
1.2.2 America de Sud
Brazil, Chile
Bolivia, Brazil, Colombia, Ecuador, Paraguay
1.3 Depozite în Oceania Continent
1.3.1 Australia
New Zealand, Queensland, South Australia, Western Australia
New South Wales, New Zealand, Western Australia