Know all about Diabase and Oolite properties here. All properties of rocks are important as they define the type of rock and its application. Diabase belongs to Igneous Rocks while Oolite belongs to Sedimentary Rocks.Texture of Diabase is Aphanitic, Granular whereas that of Oolite is Clastic or Non-Clastic. Diabase appears Vesicular and Oolite appears Rounded and Rough. The luster of Diabase is not available while that of Oolite is pearly to shiny. Diabase is available in dark grey to black colors whereas Oolite is available in black, blue, brown, cream, green, grey, pink, red, silver, 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 Oolite are creating artwork, jewelry, used in aquariums.