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