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