Establishment and application of environmental geochemical baseline of soil PTEs in a typical metal mining area: a case study of the Xinqiao mining area in Tongling city, Anhui province, China - Jun Zhang; Manli Lin; Herong Gui; Song Chen; Xianghong Liu; Meiping Wu; Xinrui Huang; Li Ma; Weihua Peng (Journal of Soils and Sediments, 2025)