Know all about Pumice and Theralite properties here. All properties of rocks are important as they define the type of rock and its application. Pumice and Theralite belong to Igneous Rocks.Texture of Pumice is Vesicular whereas that of Theralite is Phaneritic. Pumice appears Vesicular and Theralite appears Veined and Shiny. The luster of Pumice is earthy while that of Theralite is waxy and dull. Pumice is available in beige, colourless, grey, light green, light grey, pink, white, yellow- grey colors whereas Theralite is available in dark grey to black 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 Theralite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones.