Know all about Mudstone and Novaculite properties here. All properties of rocks are important as they define the type of rock and its application. Mudstone and Novaculite belong to Sedimentary Rocks.Texture of Mudstone is Clastic whereas that of Novaculite is Banded, Glassy, Rough, Vitreous. Mudstone appears Rough and Dull and Novaculite appears Glassy or Pearly. The luster of Mudstone is dull while that of Novaculite is waxy and dull. Mudstone and Novaculite are available in black, blue, brown, green, grey, orange, red, white, yellow colors. The commercial uses of Mudstone are creating artwork, pottery and that of Novaculite are cemetery markers, gemstone, in aquifers, in fire-starting tools, jewelry, manufacture of tools, pebbles are used in ball mills to grind in ceramics industry, to determine the gold content of jewelry.