In order to analyze the fractures of the iron stone of Se-chahun, the structures of the considered area has taken and after provision of surface map of the area in order to study these structures, contour diagram and rose diagram supplied and studied.
As general this investigation showed that four fault system influenced on the rock units of the area. The trend of four system included N-S, E-W, NW-SE and NE-SW. The systems caused by activity of N-S faults (Posht-e-Badam and Kuhbanan fault). This investigation determined that rotation effect of central Iran and block faulting observed at smaller scale in suburb of Se-chahun mine.