Abstract: In recent years,the government and the mine enterprises are attached importance to green mine which builds and develops.Now,mine enterprises are carrying out the declaration and plan of green mine building.In this paper,the author takes for example of Ergu iron polymetallic ore,analyzes the mineral resources comprehensive utilization,environment protection,and harmony development of mining industry and forestry industry which were made achievement in the practice of green mine building.At last,the author provides the direction of green mining in the future.