1 Rezerve
1.1 Depozite în Continente de Est
1.1.1 Asia
China, India, Kazakhstan, Mongolia, Russia
Afghanistan, Armenia, Azerbaijan, Burma, Cambodia, China, India, Indonesia, Iran, Japan, Malaysia, Mongolia, Nepal, North Korea, Pakistan, Saudi Arabia, Syria, Taiwan, Thailand, Turkey, Vietnam, Yemen
1.1.2 Africa
Namibia, Nigeria, South Africa
Cameroon, Cape Verde, Eritrea, Ethiopia, Kenya, Libya, Madagascar, Nigeria, Rwanda, South Africa, Sudan, Uganda
1.1.3 Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
France, Georgia, Germany, Greece, Iceland, Italy, Netherlands, Poland, Portugal, Spain, United Kingdom
1.1.4 Alții
nu a fost încă găsite
antarctica, insulele hawaii
1.2 Depozite în Continente de Vest
1.2.1 America de Nord
Canada, USA
Canada, Costa Rica, Panama, USA
1.2.2 America de Sud
Brazil, Venezuela
Argentina, Bolivia, Brazil, Chile, Ecuador, Paraguay
1.3 Depozite în Oceania Continent
1.3.1 Australia
New South Wales, New Zealand
Central Australia, Western Australia