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