deposito di benua timur
  
  
Asia
Afghanistan, Armenia, Azerbaijan, Burma, Cambodia, China, India, Indonesia, Iran, Japan, Malaysia, Mongolia, Nepal, North Korea, Pakistan, Saudi Arabia, Syria, Taiwan, Thailand, Turkey, Vietnam, Yemen
  
China, India
  
Afrika
Cameroon, Cape Verde, Eritrea, Ethiopia, Kenya, Libya, Madagascar, Nigeria, Rwanda, South Africa, Sudan, Uganda
  
Morocco, Namibia
  
Eropah
France, Georgia, Germany, Greece, Iceland, Italy, Netherlands, Poland, Portugal, Spain, United Kingdom
  
Austria, Italy, Romania, Spain, Switzerland
  
lain
antarctica, pulau hawaii
  
belum menemukan
  
deposito di benua Barat
  
  
Amerika Utara
Canada, Costa Rica, Panama, USA
  
Mexico, USA
  
Amerika Selatan
Argentina, Bolivia, Brazil, Chili, Ekuador, Paraguai
  
Brazil, Kolumbia
  
deposito di oceania benua
  
  
Australia
Central Australia, Western Australia
  
New South Wales, Queensland, Yorke Peninsula