Depozite în Continente de Est
  
  
Asia
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
  
China, India, Indonesia, Kazakhstan, Russia, South Korea, Thailand, Turkey
  
Africa
Egypt, Ethiopia, Ghana, South Africa
  
Morocco, South Africa
  
Europa
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
  
Finland, France, Georgia, Germany, Great Britain, Italy, Kazakhstan, Netherlands, Norway, Spain, Switzerland, Venezuela
  
Alții
Groenlanda
  
nu a fost încă găsite
  
Depozite în Continente de Vest
  
  
America de Nord
Canada, Cuba, Jamaica, USA
  
Canada, USA
  
America de Sud
Bolivia, Brazil, Colombia, Ecuador, Paraguay
  
Argentina, Brazil, Colombia, Ecuador, Venezuela
  
Depozite în Oceania Continent
  
  
Australia
New South Wales, New Zealand, Western Australia
  
New Zealand, Western Australia