PPrecambrian Research3/27/2026Dynamic redox fluctuations and transient oxygenation during deposition of the ∼ 1.56 Ga Gaoyuzhuang Formation, North China CratonYilin Gao·Xiaoping Long·Simon W. Poulton·Jie Li·Yijun Xiong·Chen LanRead at Precambrian ResearchTagsGeological and Geochemical AnalysisGeophysics