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