Know all about Comendite and Ganister properties here. All properties of rocks are important as they define the type of rock and its application. Comendite belongs to Igneous Rocks while Ganister belongs to Sedimentary Rocks.Texture of Comendite is Porphyritic whereas that of Ganister is Clastic, Granular, Rough. Comendite appears Foliated and Ganister appears Rough. The luster of Comendite and Ganister is dull. Comendite is available in blue, bluish - 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 Comendite are cemetery markers and that of Ganister are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones.