Know all about Coal and Evaporite properties here. All properties of rocks are important as they define the type of rock and its application. Coal and Evaporite belong to Sedimentary Rocks.Texture of Coal is Amorphous, Glassy whereas that of Evaporite is Earthy. Coal appears Veined or Pebbled and Evaporite appears Glassy, Vesicular and Foilated. The luster of Coal is dull to vitreous to submetallic while that of Evaporite is subvitreous to dull. Coal is available in black, brown, dark brown, grey, light to dark grey colors whereas Evaporite is available in colourless, green, grey, silver, white 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 Evaporite are used in the manufacture of ceramic powder, used in the preparation of sulfuric acid and silicon diborite.