Know all about Oolite and Appinite properties here. All properties of rocks are important as they define the type of rock and its application. Oolite belongs to Sedimentary Rocks while Appinite belongs to Igneous Rocks.Texture of Oolite is Clastic or Non-Clastic whereas that of Appinite is Porphyritic. Oolite appears Rounded and Rough and Appinite appears Dull, Banded and Foilated. The luster of Oolite is pearly to shiny while that of Appinite is subvitreous to dull. Oolite is available in black, blue, brown, cream, green, grey, pink, red, silver, white, yellow colors whereas Appinite is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors. The commercial uses of Oolite are creating artwork, jewelry, used in aquariums and that of Appinite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner.