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