CONFLICTS OF INTEREST The authors declare no conflict of interest. DATA AVAILABILITY STATEMENT The data that support the findings of this study are available on request from the corresponding author. The data are not publicly available due to privacy or ethical restrictions. Supporting Information Filename Description sed70128-sup-0001-TableS1.docxWord 2007 document , 29.1 KB Table S1. Analytical methods and laboratory and sample preparation of carbonate LA-ICP-MS U–Pb geochronology.