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