Know all about Peridotite and Diabase properties here. All properties of rocks are important as they define the type of rock and its application. Peridotite and Diabase belong to Igneous Rocks.Texture of Peridotite is Phaneritic whereas that of Diabase is Aphanitic, Granular. Peridotite appears Rough and Shiny and Diabase appears Vesicular. The luster of Peridotite is shiny while that of Diabase is not available. Peridotite is available in dark greenish - grey colors whereas Diabase is available in dark grey to black colors. The commercial uses of Peridotite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds and that of Diabase are an oil and gas reservoir, cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.