Know all about Mudstone and Diatomite properties here. All properties of rocks are important as they define the type of rock and its application. Mudstone and Diatomite belong to Sedimentary Rocks.Texture of Mudstone is Clastic whereas that of Diatomite is Clastic or Non-Clastic. Mudstone appears Rough and Dull and Diatomite appears Soft. The luster of Mudstone and Diatomite is dull. Mudstone and Diatomite 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 Diatomite are alumina refineries, animal feed filler, as a feed additive for livestock, creating artwork, drawing on blackboards, fire resistant, gymnasts, athletes and mountain climbers use for grip, in aquifers, soil conditioner, to ignite fire, used as a filter medium, used as an insecticide, whiting material in toothpaste, paint and paper.