Kaolin can be used as a filler in paints and coatings, and can partially replace titanium dioxide.

Calcium carbonate can also be used as a functional material, which can improve the functionality and environmental friendliness of coatings

Colored sand has good UV resistance and can be used to manufacture pigments. 

Mica can be used as a filler for fireproof building coatings and paints, improving the performance of anti-corrosion coatings.