Which fallacy is committed in the argument - "Sound is a quality because it is visible"?

the fallacy is an erroneous step in the development of an argument. 

Key Points

• In academic writing, an argument is essentially a conclusion or assertion with assumptions or reasons to back it up. 
• In Indian logic, a fallacy is known as hetvabhasa.
• Five kinds of fallacies are occurred due to middle term appears to be a reason but is not a valid reason.
• Svarupasiddha: 
  • ​the minor term is not unreal.
  • But the middle term cannot by its very nature be present in the minor term. 
  • for example, 'sound is a quality since it is visible.'
  • Visibility cannot be associated with an audible sound.

​Therefore, the Svarupāsiddha fallacy is committed in the argument - "Sound is a quality because it is visible". 

Additional Information

•  Ashrayasiddha: 
  • The middle term's locus is the minor term.
  • The middle term cannot be present if the minor term is unreal;
  • for example, 'the sky-lotus is fragrant because it is a lotus, like the lotus of a lake.'
  Vyapyatvasiddha: 
  • Vyapti is conditional in this case (sopadhika).