Affected by continuous rain and flooding, Yihe Song County Tianhu section of the river channel appeared a rare video called "Strange Stone" on the Internet, after investigation, this "Strange Stone" is located in Song County Tianhu Town, Luhun Village east, west of Pingfengzhuang, north of Luhun Dam, exposed riverbed "Strange Stone" is about 70 meters wide, about 200 meters long, the stone is light red, with light gray markings, the surface of the ravine, strange and spectacular. The following is a large high-definition picture taken by the staff of the Luhun Reservoir Management Bureau passing by the scene:
According to the relevant data of the "Luhun Reservoir Chronicle", during the construction of the Exploration Expedition of the Luhun Reservoir, it was found that "the Tertiary red rock formation, exposed at the foot of the slope downstream of the dam, is a red coarse sandy sub-clay, sandwiched with clay cemented conglomerate, semi-diagenetic state, hard, containing more quartzite coarse sand grains." ”