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, Madagascar, Namibia, Nigeria, South Africa
Europa
Bulgaria, England, Germany, Norway, Romania, Switzerland
Austria, Belgium, Finland, France, Germany, Italy, Norway, Sardinia, Spain, Switzerland, The Czech Republic
Depozite în Continente de Vest
America de Nord
USA
Canada, USA
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
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