deposito di benua timur
  
  
Asia
India, Russia
  
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
  
Afrika
South Africa
  
Egypt, Ethiopia, Ghana, South Africa
  
Eropah
Germany, Greece, Italy, Scotland, Turkey
  
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
  
lain
tanah penggembalaan, mid-Atlantik ridge
  
tanah penggembalaan
  
deposito di benua Barat
  
  
Amerika Utara
Canada, USA
  
Canada, Cuba, Jamaica, USA
  
Amerika Selatan
Bolivia, Brazil, Kolumbia, venezuela
  
Bolivia, Brazil, Kolumbia, Ekuador, Paraguai
  
deposito di oceania benua
  
  
Australia
New Zealand, Queensland
  
New South Wales, New Zealand, Western Australia