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