Know all about Scoria and Tuff properties here. All properties of rocks are important as they define the type of rock and its application. Scoria and Tuff belong to Igneous Rocks.Texture of Scoria is Vesicular whereas that of Tuff is Clastic, Pyroclastic. Scoria appears Glassy and Vesicular and Tuff appears Dull, Vesicular and Foilated. The luster of Scoria is subvitreous to dull while that of Tuff is vitreous to dull. Scoria is available in black, brown, dark grey to black, red colors whereas Tuff is available in brown, grey, yellow colors. The commercial uses of Scoria and Tuff are as a traction material on snow-covered roads, creating artwork, high-temperature insulation, in gas barbecue grills.