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