Know all about Basalt and Ganister properties here. All properties of rocks are important as they define the type of rock and its application. Basalt belongs to Igneous Rocks while Ganister belongs to Sedimentary Rocks.Texture of Basalt is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Ganister is Clastic, Granular, Rough. Basalt appears Dull and Soft and Ganister appears Rough. The luster of Basalt is not available while that of Ganister is dull. Basalt is available in black, brown, light to dark grey 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 Basalt are an oil and gas reservoir, commemorative tablets, creating artwork, used in aquariums and that of Ganister are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones.