Acid rock drainage (ARD), Rare earth elements (REE), REE mobility, Integrated mobilization, Preferential release, Black shale weathering.
Lead isotope, Sediment fraction Anthropogenic Pb, Lithologically inherited Pb, Ore-Pb dominated sediment
Rare earth elements (REE), Shakelike REE pattern, V-shape REE pattern, Lithological source of REEs, Anthropogenic source of REEs, REE contamination level.
Lead isotope, Anthropogenic Pb, Lithologically inherited Pb, Ore-Pb dominated sediment, River sediment, Dongting Lake
Arsenic, cadmium, Paddy soils, Liming, Ferrihydrite
Carbonaceous black shale, black shale weathering, Mobility of Cd during weathering, Cd release mass flux, Environmental impact