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