Reducing environment and enhanced productivity controlled the accumulation of organic matter in the Upper Yangtze Basin, South China during the Late Ordovician-Early Silurian

• Published in: Journal of Asian earth sciences Vol. 291; p. 106694
• Main Authors: Bao, Yan-Jun, Sun, Yuan-Yuan, Zhang, Di, Yan, Jian-Fei, Men, Yu-Peng, Sun, Wei, Lin, Jia-Shan, Wan, You-Li, Kang, Jian-Wei, Wang, Wen-Hua, Zhaxi, Qiangba
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.09.2025
• Subjects: Major and trace elements; Organic matter preservation; Paleoproductivity; Seawater redox condition; Terrigenous input; Wufeng-Longmaxi formations; Seawater redox condition; Wufeng-Longmaxi formations; Organic matter preservation; Terrigenous input; Paleoproductivity; Major and trace elements

[Display omitted] •Redox-productivity synergy governed organic enrichment in Upper Yangtze Basin during Ordovician-Silurian transition.•Pyrite framboid size documents water-column redox shifts during the Ordovician-Silurian transition.•Water column euxiniction is discriminated from the water/sedimen...