Potential links between continental weathering and the peak Cambrian Explosion (~518 Ma)

The Supplementary Data file includes Tables S1–S3, presenting bulk-rock elemental geochemical data, carbonate-fraction elemental concentrations and Sr–Nd isotopic data, and Fe speciation with bulk δ¹⁵N and authigenic (non-detrital) δ⁵⁶Fe data for the Shuijingtuo Formation.