deposito di benua timur
  
  
Asia
Japan, Oman
  
Bangladesh, Burma, Cambodia, China, India, Indonesia, Kazakhstan, Malaysia, Mongolia, Pakistan, Turkey, Vietnam
  
Afrika
South Africa
  
Botswana, Kenya, Morocco, Mozambique, South Africa, Tanzania
  
Eropah
France, Germany, Italy, Venezuela
  
Belgium, Bulgaria, England, France, Germany, Greece, Hungary, Kosovo, Netherlands, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, The Czech Republic, Ukraine, United Kingdom
  
lain
pulau hawaii, mid-Atlantik ridge
  
belum menemukan
  
deposito di benua Barat
  
  
Amerika Utara
Canada, USA
  
Canada, Mexico, USA
  
Amerika Selatan
belum menemukan
  
Brazil, Chili, Kolumbia, venezuela
  
deposito di oceania benua
  
  
Australia
Not Yet Found
  
New South Wales, Queensland, Victoria