Know all about Pumice and Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Pumice and Trachyandesite belong to Igneous Rocks.Texture of Pumice is Vesicular whereas that of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Pumice appears Vesicular and Trachyandesite appears Dull and Soft. The luster of Pumice and Trachyandesite is earthy. Pumice is available in beige, colourless, grey, light green, light grey, pink, white, yellow- grey colors whereas Trachyandesite is available in black, brown, light to dark grey colors. The commercial uses 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 and that of Trachyandesite are creating artwork, pottery.