Depozite în Continente de Est
Asia
Indonesia, Iran, Russia, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Turkmenistan, Vietnam
Cambodia, Russia, South Korea
Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
East Africa
Europa
Andorra, Finland, France, Germany, Great Britain, Italy, Norway, Portugal, Spain, Sweden
England, Germany, Hungary, Iceland, Scotland, Sweden
Alții
Groenlanda
insulele hawaii
Depozite în Continente de Vest
America de Nord
Canada, USA
USA
America de Sud
Brazil, Chile, Colombia, Uruguay, Venezuela
Not Yet Found
Depozite în Oceania Continent
Australia
New Zealand, Queensland, South Australia, Tasmania, Western Australia
Victoria