deposito di benua timur
  
  
Asia
Afghanistan, Bangladesh, Bhutan, China, India, Japan, Kazakhstan, Malaysia, Pakistan, Russia, Thailand, Turkey, Vietnam
  
Not Yet Found
  
Afrika
Egypt, Ethiopia, Morocco, Nigeria, South Africa
  
Uganda
  
Eropah
Austria, England, France, Georgia, Germany, Italy, Liechtenstein, Monaco, Norway, Slovenia, Spain, Sweden, Switzerland
  
Germany, Hungary, Italy, Spain
  
lain
belum menemukan
  
tanah penggembalaan, mid-Atlantik ridge
  
deposito di benua Barat
  
  
Amerika Utara
Canada, Costa Rica, Cuba, Mexico, Panama, USA
  
USA
  
Amerika Selatan
Brazil, Kolumbia, guyana
  
Bolivia, Brazil
  
deposito di oceania benua
  
  
Australia
New South Wales, New Zealand, Queensland
  
New South Wales, New Zealand, Queensland, South Australia, Western Australia