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