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