Know all about Porphyry and Oolite properties here. All properties of rocks are important as they define the type of rock and its application. Porphyry belongs to Igneous Rocks while Oolite belongs to Sedimentary Rocks.Texture of Porphyry is Porphyritic whereas that of Oolite is Clastic or Non-Clastic. Porphyry appears Dull and Oolite appears Rounded and Rough. The luster of Porphyry is dull while that of Oolite is pearly to shiny. Porphyry is available in black, brown, colourless, green, grey, red, rust, white colors whereas Oolite is available in black, blue, brown, cream, green, grey, pink, red, silver, white, yellow colors. The commercial uses of Porphyry are creating artwork, gemstone, jewelry and that of Oolite are creating artwork, jewelry, used in aquariums.