Depozite în Continente de Est
Asia
China, India, Iran, Iraq, Kazakhstan, Kyrgyzstan, Mongolia, Russia
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Africa
Cameroon, Ethiopia, Ghana, Kenya, Madagascar, Morocco, Mozambique, Namibia, Nigeria, Tanzania, Togo
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Europa
Albania, Austria, Bosnia and Herzegovina, Finland, France, Georgia, Germany, Hungary, Italy, Kosovo, Monaco, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, Sweden, Switzerland, Ukraine, United Kingdom
Bulgaria
Depozite în Continente de Vest
America de Nord
Canada, Costa Rica, Cuba, Mexico, Panama, USA
USA
America de Sud
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Peru, Venezuela
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Depozite în Oceania Continent
Australia
New South Wales, New Zealand, Queensland, Victoria
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