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