Know all about Diorite and Schist properties here. All properties of rocks are important as they define the type of rock and its application. Diorite belongs to Igneous Rocks while Schist belongs to Metamorphic Rocks.Texture of Diorite is Phaneritic whereas that of Schist is Foliated, Platy. Diorite appears Shiny and Schist appears Layered and Shiny. The luster of Diorite and Schist is shiny. Diorite is available in black, brown, light to dark grey, white colors whereas Schist is available in black, blue, brown, dark brown, green, grey, silver colors. The commercial uses of Diorite are creating artwork, curling and that of Schist are used in aquariums, writing slates.