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
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
1.1.2 Africa
Cameroon, Cape Verde, Eritrea, Ethiopia, Kenya, Libya, Madagascar, Nigeria, Rwanda, South Africa, Sudan, Uganda
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
1.1.3 Europa
France, Georgia, Germany, Greece, Iceland, Italy, Netherlands, Poland, Portugal, Spain, United Kingdom
United Kingdom
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
USA
1.2.2 America de Sud
Argentina, Bolivia, Brazil, Chile, Ecuador, Paraguay
Colombia
1.3 Depozite în Oceania Continent
1.3.1 Australia
Central Australia, Western Australia
Adelaide, New Zealand, Queensland, Tonga, Victoria, Yorke Peninsula