Constraints of magnesium isotopes on CO2 consumption rates and weathering fluxes in continental basalt weathering

This file includes supplementary data for the elemental constitutions, mineral composition, and Mg isotope in the weathering profile, as well as weathering fluxes and CO2 consumption rates.本文件涵盖风化剖面的元素组成、矿物组成与镁同位素（Mg isotope）相关的补充数据，以及风化通量和二氧化碳（CO₂）消耗速率相关数据。