Know all about Itacolumite and Tonalite properties here. All properties of rocks are important as they define the type of rock and its application. Itacolumite belongs to Sedimentary Rocks while Tonalite belongs to Igneous Rocks.Texture of Itacolumite is Clastic, Granular, Rough whereas that of Tonalite is Phaneritic. Itacolumite appears Rough and Tonalite appears Banded and Foilated. The luster of Itacolumite is dull while that of Tonalite is subvitreous to dull. Itacolumite and Tonalite are 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 Itacolumite are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones and that of Tonalite are cemetery markers, creating artwork.