Know all about Diabase and Porphyry properties here. All properties of rocks are important as they define the type of rock and its application. Diabase and Porphyry belong to Igneous Rocks.Texture of Diabase is Aphanitic, Granular whereas that of Porphyry is Porphyritic. Diabase appears Vesicular and Porphyry appears Dull. The luster of Diabase is not available while that of Porphyry is dull. Diabase is available in dark grey to black colors whereas Porphyry is available in black, brown, colourless, green, grey, red, rust, white 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 Porphyry are creating artwork, gemstone, jewelry.