Know all about Mudstone and Pumice properties here. All properties of rocks are important as they define the type of rock and its application. Mudstone belongs to Sedimentary Rocks while Pumice belongs to Igneous Rocks.Texture of Mudstone is Clastic whereas that of Pumice is Vesicular. Mudstone appears Rough and Dull and Pumice appears Vesicular. The luster of Mudstone is dull while that of Pumice is earthy. Mudstone 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 Mudstone are creating artwork, 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.