Depozite în Continente de Est
Asia
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
China, India
Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Angola, Egypt, Madagascar, Namibia, Nigeria
Europa
Bulgaria, England, Germany, Norway, Romania, Switzerland
Germany, Iceland, Ireland, Italy, Spain, United Kingdom
Alții
-
-
Depozite în Continente de Vest
America de Nord
USA
Canada, USA
America de Sud
Brazil, Chile
Argentina, Bolivia, Brazil, Colombia, Ecuador
Depozite în Oceania Continent
Australia
New Zealand, Queensland, South Australia, Western Australia
Central Australia, Queensland, Western Australia