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