Know all about Diabase and Gritstone properties here. All properties of rocks are important as they define the type of rock and its application. Diabase belongs to Igneous Rocks while Gritstone belongs to Sedimentary Rocks.Texture of Diabase is Aphanitic, Granular whereas that of Gritstone is Earthy. Diabase appears Vesicular and Gritstone appears Layered and Foliated. The luster of Diabase is not available while that of Gritstone is dull. Diabase is available in dark grey to black colors whereas Gritstone is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, 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 Gritstone are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo), tombstones.