Know all about Schist and Ijolite properties here. All properties of rocks are important as they define the type of rock and its application. Schist belongs to Metamorphic Rocks while Ijolite belongs to Igneous Rocks.Texture of Schist is Foliated, Platy whereas that of Ijolite is Earthy, Granular. Schist appears Layered and Shiny and Ijolite appears Banded and Foilated. The luster of Schist is shiny while that of Ijolite is greasy to dull. Schist is available in black, blue, brown, dark brown, green, grey, silver colors whereas Ijolite is available in brown, buff, cream, green, grey, pink, white colors. The commercial uses of Schist are used in aquariums, writing slates and that of Ijolite are cemetery markers, creating artwork.