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