Depozite în Continente de Est
Asia
China, India, Israel, Russia, South Korea, Thailand, Turkey
Russia
Africa
Ethiopia, Morocco, South Africa, Zimbabwe
Angola, Botswana, Cameroon, Ethiopia, South Africa
Europa
England, Italy, Norway, Scotland, Sweden, United Kingdom
England, Hungary, Iceland, United Kingdom
Alții
Groenlanda
antarctica, Groenlanda
Depozite în Continente de Vest
America de Nord
Bahamas, Canada, USA
Canada, Mexico, USA
America de Sud
Brazil, Colombia, Venezuela
Argentina, Colombia, Ecuador
Depozite în Oceania Continent
Australia
New Zealand, Queensland, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia