Know all about Coal and Oolite properties here. All properties of rocks are important as they define the type of rock and its application. Coal and Oolite belong to Sedimentary Rocks.Texture of Coal is Amorphous, Glassy whereas that of Oolite is Clastic or Non-Clastic. Coal appears Veined or Pebbled and Oolite appears Rounded and Rough. The luster of Coal is dull to vitreous to submetallic while that of Oolite is pearly to shiny. Coal is available in black, brown, dark brown, grey, light to dark grey colors whereas Oolite is available in black, blue, brown, cream, green, grey, pink, red, silver, white, yellow colors. The commercial uses of Coal are alumina refineries, electricity generation, liquid fuel, manufacture of soap, solvents, dyes, plastics and fibres, paper industry and that of Oolite are creating artwork, jewelry, used in aquariums.