Know all about Diabase and Pyrolite properties here. All properties of rocks are important as they define the type of rock and its application. Diabase and Pyrolite belong to Igneous Rocks.Texture of Diabase is Aphanitic, Granular whereas that of Pyrolite is Phaneritic. Diabase appears Vesicular and Pyrolite appears Rough and Shiny. The luster of Diabase is not available while that of Pyrolite is shiny. Diabase is available in dark grey to black colors whereas Pyrolite is available in dark greenish - grey 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 Pyrolite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.