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