Know all about Claystone and Rhyodacite properties here. All properties of rocks are important as they define the type of rock and its application. Claystone belongs to Sedimentary Rocks while Rhyodacite belongs to Igneous Rocks.Texture of Claystone is Clastic whereas that of Rhyodacite is Earthy. Claystone appears Rough and Dull and Rhyodacite appears Skeletal. The luster of Claystone is dull while that of Rhyodacite is greasy to dull. Claystone is available in black, blue, brown, green, grey, orange, red, white, yellow colors whereas Rhyodacite is available in black to grey, dark greenish - grey colors. The commercial uses of Claystone are pottery and that of Rhyodacite are cemetery markers, creating artwork.