The word "sulfatian" is not a commonly used word and does not have a widely accepted spelling. It refers to a type of geological formation characterized by the presence of sulfate minerals. The pronunciation of "sulfatian" uses the IPA symbols sʌlˈfeɪʃən, with stress on the second syllable. The word is derived from the word "sulfate" and it is commonly spelled as "sulfatic" or "sulfatized". The spelling variation is likely due to regional differences or personal preferences.