Table S1. K-bentonites in Ordovician–Silurian transition from South China: Implications for tectonic evolution in the northern margin of Gondwana Wei Liu Yuan Liu Zuoxun Zeng Baozhong Yang Lianhong Peng Daliang Xu Yunxu Wei Yaqing Li Rob M. Ellam Sheng Xu 10.6084/m9.figshare.12504689.v1 https://geolsoc.figshare.com/articles/dataset/Table_S1_K-bentonites_in_Ordovician_Silurian_transition_from_South_China_Implications_for_tectonic_evolution_in_the_northern_margin_of_Gondwana/12504689 Table S1. Crystal sizes and aspect ratios from 197 zircon grains for K-bentonites in Ordovician–Silurian transition across in nine sections in South China 2020-06-18 08:56:56 tectonic evolution 197 zircon grains Ordovician section Gondwana Table S 1. Crystal sizes Table S 1. K-bentonites South China aspect ratios Implication transition Geology