Know all about Basaltic Trachyandesite and Schist properties here. All properties of rocks are important as they define the type of rock and its application. Basaltic Trachyandesite belongs to Igneous Rocks while Schist belongs to Metamorphic Rocks.Texture of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Schist is Foliated, Platy. Basaltic Trachyandesite appears Dull and Soft and Schist appears Layered and Shiny. The luster of Basaltic Trachyandesite is not available while that of Schist is shiny. Basaltic Trachyandesite is available in black, brown, light to dark grey colors whereas Schist is available in black, blue, brown, dark brown, green, grey, silver colors. The commercial uses of Basaltic Trachyandesite are an oil and gas reservoir, commemorative tablets, creating artwork and that of Schist are used in aquariums, writing slates.