Supporting Information for "<b>L</b><b>ow</b><b> δ</b>^{<strong>18</strong>}<b>O</b><b> and </b><b>δ</b>^{<strong>30</strong>}<b>Si</b><b> TTG</b><b> at ca. 2.3 Ga</b><b> hints at an intraplate rifting onset of the Paleoproter</b><b>o</b><b>zoic </b><b>supercontinent cycle</b><b>" submitted to </b><i>JGR-Solid Earth.</i>

Supporting Information including methodological information (a PDF file of AGU_SuppInfo), Supplementary Figures S1-S5 (JPG files), and Supplementary Tables S1-S11 (Excel files) The Supporting material includes three parts: A PDF file as the table of contents, including detailed methods and references, Supplementary Figures S1-S5 with figure captions and references, and captions for Supplementary Tables S1 to S11.Supplementary Figures S1-S5 are uploaded separately.All analytical data are provided in Supplementary Tables S1 to S11 separately as excel files, with corresponding captions and references.