Know all about Ijolite and Marl properties here. All properties of rocks are important as they define the type of rock and its application. Ijolite belongs to Igneous Rocks while Marl belongs to Sedimentary Rocks.Texture of Ijolite is Earthy, Granular whereas that of Marl is Earthy. Ijolite appears Banded and Foilated and Marl appears Rough and Dull. The luster of Ijolite is greasy to dull while that of Marl is dull. Ijolite is available in brown, buff, cream, green, grey, pink, white colors whereas Marl is available in beige, brown, green, grey, white colors. The commercial uses of Ijolite are cemetery markers, creating artwork and that of Marl are creating artwork, soil conditioner.