Depozite în Continente de Est
Asia
China, India, Israel, Russia, South Korea, Thailand, Turkey
Bangladesh, China, India, Russia
Africa
Ethiopia, Morocco, South Africa, Zimbabwe
Ethiopia, Kenya, Morocco, South Africa, Tanzania
Europa
England, Italy, Norway, Scotland, Sweden, United Kingdom
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
Alții
Groenlanda
-
Depozite în Continente de Vest
America de Nord
Bahamas, Canada, USA
Canada, Panama, USA
America de Sud
Brazil, Colombia, Venezuela
Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
Depozite în Oceania Continent
Australia
New Zealand, Queensland, Western Australia
New South Wales, New Zealand, Queensland, Victoria, Western Australia