Know all about Scoria and Ganister properties here. All properties of rocks are important as they define the type of rock and its application. Scoria belongs to Igneous Rocks while Ganister belongs to Sedimentary Rocks.Texture of Scoria is Vesicular whereas that of Ganister is Clastic, Granular, Rough. Scoria appears Glassy and Vesicular and Ganister appears Rough. The luster of Scoria is subvitreous to dull while that of Ganister is dull. Scoria is available in black, brown, dark grey to black, red colors whereas Ganister is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. The commercial uses of Scoria are as a traction material on snow-covered roads, creating artwork, high-temperature insulation, in gas barbecue grills and that of Ganister are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones.