Know all about Claystone and Mudstone properties here. All properties of rocks are important as they define the type of rock and its application. Claystone and Mudstone belong to Sedimentary Rocks.Texture of Claystone is Clastic whereas that of Mudstone is Clastic. Claystone appears Rough and Dull and Mudstone appears Rough and Dull. The luster of Claystone and Mudstone is dull. Claystone and Mudstone are available in black, blue, brown, green, grey, orange, red, white, yellow colors. The commercial uses of Claystone are pottery and that of Mudstone are creating artwork, pottery.