Granitic plaster wall surface

The utility model discloses a granitic plaster wall surface, which relates to the technical field of buildings, and comprises a base layer arranged on the surface of a brick wall, a prefabricated part is bonded on the surface of the base layer, the prefabricated part is fixed on the base layer through a fixing part, and the prefabricated part is formed by combining three prefabricated decorative line legs and a prefabricated window disc. The three prefabricated decorative line legs and the prefabricated window disc are combined to form a frame structure with the periphery closed and enclosed; the surface of the base layer and the surface of the prefabricated part are painted with cement stone slurry, and 1/3 of stone grains are exposed after the cement stone slurry is washed. According to the granitic plaster wall, the granitic plaster wall surface based on the shape of the prefabricated decorative line foot and the prefabricated window disc is formed by arranging the prefabricated decorative line foot and th