1 Rezerve
1.1 Depozite în Continente de Est
1.1.1 Asia
Afghanistan, Armenia, Azerbaijan, Burma, Cambodia, China, India, Indonesia, Iran, Japan, Malaysia, Mongolia, Nepal, North Korea, Pakistan, Saudi Arabia, Syria, Taiwan, Thailand, Turkey, Vietnam, Yemen
Russia
1.1.2 Africa
Cameroon, Cape Verde, Chad, Djibouti, Eritrea, Ethiopia, Kenya, Libya, Madagascar, Nigeria, Rwanda, South Africa, Sudan, Tanzania, Uganda
South Africa, Western Africa
1.1.3 Europa
France, Georgia, Germany, Greece, Iceland, Italy, Netherlands, Poland, Portugal, Spain, United Kingdom
Not Yet Found
1.1.4 Alții
antarctica, insulele hawaii
nu a fost încă găsite
1.2 Depozite în Continente de Vest
1.2.1 America de Nord
Canada, Costa Rica, Panama, USA
Canada, USA
1.2.2 America de Sud
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador
Not Yet Found
1.3 Depozite în Oceania Continent
1.3.1 Australia
Central Australia, Western Australia
Central Australia, Western Australia