Depozite în Continente de Est
Asia
Japan, Turkey
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Africa
Egypt, Ethiopia, South Africa
Angola, Egypt, Ethiopia, Madagascar, Namibia, Nigeria, South Africa
Europa
France, Greece, Iceland
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 Zealand
New South Wales, New Zealand, Queensland, South Australia, Western Australia