Know all about Slate and Pumice properties here. All properties of rocks are important as they define the type of rock and its application. Slate belongs to Metamorphic Rocks while Pumice belongs to Igneous Rocks.Texture of Slate is Foliated whereas that of Pumice is Vesicular. Slate appears Dull and Pumice appears Vesicular. The luster of Slate is dull while that of Pumice is earthy. Slate is available in black, brown, buff, green, light to dark grey, purple, red, shades of blue colors whereas Pumice is available in beige, colourless, grey, light green, light grey, pink, white, yellow- grey colors. The commercial uses of Slate are blackboards, commemorative tablets, laboratory bench tops, standard material for the bed of billiard table, standard material for the beds of pool and snooker table, tombstones, used in aquariums, writing slates 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.