Supporting information for " First high-precision U–Pb CA–ID–TIMS age of the Chuanlinggou Formation, North China Craton: Implications for global correlations of black shales and the Statherian/Calymmian boundary"

This supporting information includes detail analytical methods for U–Pb CA–ID–TIMS geochronology and total organic carbon (TOC) content (Text S1), U–Pb CA–ID–TIMS isotopic data for volcanic tuff from the Chuanlinggou Formation, Kuancheng County (Tables S1), total organic carbon (TOC) concentrations of black shales from the Chuanlinggou Formation, Kuancheng County (Tables S2), zircon U-Pb ages of tuffaceous ash beds within the ca. 1640 Ma black shales in the North China and North Australian cratons (Table S3), summary of the ca. 1640 Ma LIPs and associated magmatic rocks in different cratons (Table S4), stratigraphic columns of the Chuanlinggou Formation in the Yanliao Basin (Figure S1) and cross section of the upper Chuanlinggou Formation in Shenxianling-Wengjiazhuang, Kuancheng County (Figure S2).

本辅助材料包含如下内容：用于铀-铅化学剥蚀-同位素稀释-热电离质谱（U–Pb CA–ID–TIMS）地质年代学与总有机碳（total organic carbon, TOC）含量分析的详细分析方法（文本S1）；宽城县串岭沟组（Chuanlinggou Formation）火山凝灰岩的U–Pb CA–ID–TIMS同位素数据（表S1）；宽城县串岭沟组黑色页岩的总有机碳浓度数据（表S2）；华北克拉通与北澳大利亚克拉通内约1640 Ma黑色页岩中的凝灰质灰岩层锆石U-Pb年龄数据（表S3）；不同克拉通内约1640 Ma大火成岩省（Large Igneous Provinces, LIPs）及其伴生岩浆岩汇总表（表S4）；燕辽盆地串岭沟组地层柱状图（图S1）；以及宽城县神仙岭-翁家庄地区串岭沟组上部地层剖面（图S2）。