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