Know all about Mudstone and Diabase properties here. All properties of rocks are important as they define the type of rock and its application. Mudstone belongs to Sedimentary Rocks while Diabase belongs to Igneous Rocks.Texture of Mudstone is Clastic whereas that of Diabase is Aphanitic, Granular. Mudstone appears Rough and Dull and Diabase appears Vesicular. The luster of Mudstone is dull while that of Diabase is not available. Mudstone is available in black, blue, brown, green, grey, orange, red, white, yellow colors whereas Diabase is available in dark grey to black colors. The commercial uses of Mudstone are creating artwork, pottery and that of Diabase are an oil and gas reservoir, cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.