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