Depozite în Continente de Est
Asia
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
Africa
Namibia, Nigeria, South Africa
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Europa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
England, France, Germany, Spain, United Kingdom
Alții
Groenlanda
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Depozite în Continente de Vest
America de Nord
Barbados, Canada, Mexico, Panama, USA
Canada, USA
America de Sud
Brazil
Colombia
Depozite în Oceania Continent
Australia
New South Wales, New Zealand
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula