Magnesium isotope constraints on the Holocene hydromagnesite formation in alkaline Lake Dujiali, central Qinghai-Tibetan Plateau

This dataset contains the following nice Tables: 1. Table S-1 Mineralogical compositions of hydromagnesite and lake sediments. 2. Table S-2 Mg isotope and Sr data of Dujiali Lake. 3. Table S-3 Chemical compositions of waters in Dujiali lake. 4. Table S-4 The compilation of small rivers draining only ultramafic rocks. 5. Table S-5 The compilation of Mg/Ca ratios (mol/mol) of alkaline lakes in the world. 6. Table S-6 The compilation of δ 26Mg in river waters, groundwater, soil water and hydromagnesite. 7. Table S-7 The major elements compositions of lake sediments and hydromagensite. 8. Table S-8 Model input parameters. 9. Table S-9: Model parameters.