A Late Paleozoic Hydrothermal Gold Mineralization Event in the Northern Margin of the North China Craton: Evidence of In Situ Apatite U‐Pb Dating and Hg Isotope Tracing of the Giant Hadamengou Gold Deposit - Tingting Xiao; Deyou Sun; Cheng Xu; Zhendong Tian; Anbo Luo; Changzhou Deng; Runsheng Yin (Geochemistry, Geophysics, Geosystems, 2025)