deposito di benua timur
  
  
Asia
China, India, Turkey
  
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
  
Afrika
Not Yet Found
  
Cameroon, East Africa, Tanzania, Western Africa
  
Eropah
Belgium, France, Germany, Italy, Norway, Portugal, Spain, United Kingdom
  
United Kingdom
  
lain
arktik
  
belum menemukan
  
deposito di benua Barat
  
  
Amerika Utara
USA
  
Canada, USA
  
Amerika Selatan
Brazil
  
Bolivia, Brazil, Kolumbia, Ekuador
  
deposito di oceania benua
  
  
Australia
Not Yet Found
  
New South Wales, New Zealand, Queensland, Western Australia