Deposits in Eastern Continents
  
  
Asia
Not Yet Found
  
Afghanistan, Armenia, Azerbaijan, Burma, Cambodia, China, India, Indonesia, Iran, Japan, Malaysia, Mongolia, Nepal, North Korea, Pakistan, Saudi Arabia, Syria, Taiwan, Thailand, Turkey, Vietnam, Yemen
  
Africa
Not Yet Found
  
Cameroon, Cape Verde, Eritrea, Ethiopia, Kenya, Libya, Madagascar, Nigeria, Rwanda, South Africa, Sudan, Uganda
  
Europe
Bulgaria, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Malta, Poland, Portugal, Romania, Slovenia, Spain, Sweden, The Czech Republic
  
France, Georgia, Germany, Greece, Iceland, Italy, Netherlands, Poland, Portugal, Spain, United Kingdom
  
Others
Not Yet Found
  
Antarctica, Hawaii Islands
  
Deposits in Western Continents
  
  
North America
Canada
  
Canada, Costa Rica, Panama, USA
  
South America
Bolivia, Colombia
  
Argentina, Bolivia, Brazil, Chile, Ecuador, Paraguay
  
Deposits in Oceania Continent
  
  
Australia
Central Australia, South Australia, Western Australia
  
Central Australia, Western Australia