Know all about Claystone and Pumice properties here. All properties of rocks are important as they define the type of rock and its application. Claystone belongs to Sedimentary Rocks while Pumice belongs to Igneous Rocks.Texture of Claystone is Clastic whereas that of Pumice is Vesicular. Claystone appears Rough and Dull and Pumice appears Vesicular. The luster of Claystone is dull while that of Pumice is earthy. Claystone is available in black, blue, brown, green, grey, orange, red, white, yellow colors whereas Pumice is available in beige, colourless, grey, light green, light grey, pink, white, yellow- grey colors. The commercial uses of Claystone are pottery and that of Pumice are as a traction material on snow-covered roads, as an abrasive in pencil erasers, fine abrasive used for polishing, manufacture of soap, solvents, dyes, plastics and fibres, used in aquariums.