➁Liu Mingwei, Luan Hengyan, Chi Peixing, Xu Lijun, 1994, Geology of Shandong , (10), supplement ➂Hongtuya in Zhaowangzhuang Township, Laiyang City, Shandong Province ➃For lateritic red, purplish red fine-grained sandstone, siltstone, with interbeds of sandstone and conglomerate ➄...