Know all about Diorite and Ganister properties here. All properties of rocks are important as they define the type of rock and its application. Diorite belongs to Igneous Rocks while Ganister belongs to Sedimentary Rocks.Texture of Diorite is Phaneritic whereas that of Ganister is Clastic, Granular, Rough. Diorite appears Shiny and Ganister appears Rough. The luster of Diorite is shiny while that of Ganister is dull. Diorite is available in black, brown, light to dark grey, white 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 Diorite are creating artwork, curling and that of Ganister are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones.