Know all about Borolanite and Itacolumite properties here. All properties of rocks are important as they define the type of rock and its application. Borolanite belongs to Igneous Rocks while Itacolumite belongs to Sedimentary Rocks.Texture of Borolanite is Granular whereas that of Itacolumite is Clastic, Granular, Rough. Borolanite appears Banded and Foilated and Itacolumite appears Rough. The luster of Borolanite is greasy to dull while that of Itacolumite is dull. Borolanite is available in brown, buff, cream, green, grey, pink, white colors whereas Itacolumite 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 Borolanite are cemetery markers and that of Itacolumite are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones.