Fossil sauropod tracks have been reported from the formation. It is laterally equivalent to the Haman Formation. It predominantly consists of red to dark grey shale and sandstone.
↑Choi, Taejin; Kwon, Min Gyu (October 2019). "Depositional age and provenance of the sandstones in the Cretaceous Euiseong subbasin inferred by detrital zircon U-Pb age dating". Journal of the Geological Society of Kore. 55 (5): 551–581. doi:10.14770/jgsk.2019.55.5.551.
↑Chae, Gi-Tak; Yun, Seong-Taek; Kim, Sang-Ryul; Hahn, Chan (2001). "Hydrogeochemistry of seepage water collected within the Youngcheon diversion tunnel, Korea: source and evolution of SO4-rich groundwater in sedimentary terrain". Hydrological Processes. 15 (9): 1565–1583. Bibcode:2001HyPr...15.1565C. doi:10.1002/hyp.305. ISSN0885-6087.
Y.-N. Lee, K.-M. Yu, and C. B. Wood. 2001. A review of vertebrate faunas from the Gyeongsang Supergroup (Cretaceous) in South Korea. Palaeogeography, Palaeoclimatology, Palaeoecology 165:357-373