Common use:
Building materials: Sandstone and limestone are often used in construction, including walls, floors, steps, etc., to give the building a natural, simple appearance.

Sculptures and ornaments: Because of their easy processing and carving properties, sandstone and limestone are often used to make sculptures, granite pedestals, ornaments and other works of art.

Environmental improvement: Limestone has the characteristics of neutralization and acidity, and is often used in environmental improvement projects such as soil improvement and water purification.

Industrial use: Limestone, as a raw material for lime, has important applications in industrial production, such as the manufacture of glass, porcelain, pottery, etc.