A RECOGNITION OF MAIN DECOLLEMENT STRUCTURES IN YANJIAPU SYNCLINE,CENTRAL HUNAN

The research on main decollement structures in Yanjiapu syncline resulted in a new recognition on the formation and development of the syncline and the relationship between the syncline and main decollement structures,thereby resolved some tectonic problems unresolved for many years.The conclusions are of important significance for the scientific research and development of coal mines in the future.