Know all about Basaltic Trachyandesite and Rhyodacite properties here. All properties of rocks are important as they define the type of rock and its application. Basaltic Trachyandesite and Rhyodacite belong to Igneous Rocks.Texture of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Rhyodacite is Earthy. Basaltic Trachyandesite appears Dull and Soft and Rhyodacite appears Skeletal. The luster of Basaltic Trachyandesite is not available while that of Rhyodacite is greasy to dull. Basaltic Trachyandesite is available in black, brown, light to dark grey colors whereas Rhyodacite is available in black to grey, dark greenish - grey colors. The commercial uses of Basaltic Trachyandesite are an oil and gas reservoir, commemorative tablets, creating artwork and that of Rhyodacite are cemetery markers, creating artwork.