There are different sediment origins for Saximiao formation on both east and west sides of work area, shown in the distribution of feldspar content, carbonate rock cuttings and sandbody cycle.
工区东、西两边沙溪庙组具不同的物源沉积，表现在长石含量、碳酸盐岩屑和砂体旋回分布上。
2
It is important to ascertain the role of sulfuric acid in carbonate weathering so as to understand the chemical weathering rate carbonate rocks, CO2 consumption and global carbon cycle.