Rough 40MM is a type of construction stone with a fine, compact texture that is utilized for the building's facework. Because it is a light-colored stone, it will not fade. They have no clay pores, bands, or color spots. The texture of this stone is consistent when fractured. It is sturdy and long-lasting to endure weather disintegration. In general, this stone can survive the stresses that they are exposed to in everyday projects. This stone has also been evaluated for hardness, toughness, and porosity.