Know all about Siltstone and Wackestone properties here. All properties of rocks are important as they define the type of rock and its application. Siltstone and Wackestone belong to Sedimentary Rocks.Texture of Siltstone is Clastic whereas that of Wackestone is Clastic. Siltstone appears Rough and Wackestone appears Rough and Dull. The luster of Siltstone and Wackestone is dull. Siltstone is available in brown, red, reddish brown colors whereas Wackestone is available in black, blue, brown, green, grey, orange, red, white, yellow colors. The commercial uses of Siltstone are raw material for the manufacture of mortar, soil conditioner and that of Wackestone are cemetery markers, pottery.