With C-1980-6-2 as an example, this paper elaborates the technical route in the search for sulfide deposits during the anomaly ground verification in 1:50000 airborne geophysical integrated survey along Erenhot-Dong Ujimqin Banner metallogenic belt, describes in detail the whole process of anomaly verification, and deals with the main interference factors in applying induced polarization method of carbonaceous anomaly to prospecting for sulfides and their elimination.