deposito's in het oosten van continenten
  
  
Azië
China, India, Iran, Iraq, Kazakhstan, Kyrgyzstan, Mongolia, Russia
  
Not Yet Found
  
Afrika
Cameroon, Ethiopia, Ghana, Kenya, Madagascar, Morocco, Mozambique, Namibia, Nigeria, Tanzania, Togo
  
Uganda
  
Europa
Albania, Austria, Bosnia and Herzegovina, Finland, France, Georgia, Germany, Hungary, Italy, Kosovo, Monaco, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, Switzerland, Ukraine, United Kingdom
  
Germany, Hungary, Italy, Spain
  
anderen
Nog niet gevonden
  
Groenland, Mid-Atlantische Rug
  
deposito's in het westen van continenten
  
  
Noord Amerika
Canada, Costa Rica, Cuba, Mexico, Panama, USA
  
USA
  
Zuid-Amerika
Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Peru, Venezuela
  
Bolivia, Brazil
  
deposito's in Oceanië continent
  
  
Australië
New South Wales, New Zealand, Queensland, Victoria
  
New South Wales, New Zealand, Queensland, South Australia, Western Australia