Depozite în Continente de Est
Asia
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
China, India, Russia, Saudi Arabia, South Korea
Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Egypt, Ethiopia, Kenya, Madagascar, Morocco, South Africa
Europa
Bulgaria, England, Germany, Norway, Romania, Switzerland
England, Finland, France, Spain, United Kingdom
Depozite în Continente de Vest
America de Nord
USA
Canada, USA
America de Sud
Brazil, Chile
Argentina, Colombia
Depozite în Oceania Continent
Australia
New Zealand, Queensland, South Australia, Western Australia
Central Australia, Western Australia