Data for:Determining the age of Guadalupian extinction by in situ U-Pb Geochronology on the Middle Permian giant bivalve Alatoconchidae fossil in the Northwest Margin of South China Plate

Raw data for all figures in the manuscript by Zhao Xueqin and Ran Liu to be published by Palaeogeography, Palaeoclimatology, Palaeoecology as "Determining the age of Guadalupian extinction by in situ U-Pb Geochronology on the Middle Permian giant bivalve Alatoconchidae fossil in the Northwest Margin of South China Plate".