Know all about Coal and Jaspillite properties here. All properties of rocks are important as they define the type of rock and its application. Coal and Jaspillite belong to Sedimentary Rocks.Texture of Coal is Amorphous, Glassy whereas that of Jaspillite is Banded, Trellis. Coal appears Veined or Pebbled and Jaspillite appears Banded and Glassy. The luster of Coal is dull to vitreous to submetallic while that of Jaspillite is earthy. Coal is available in black, brown, dark brown, grey, light to dark grey colors whereas Jaspillite is available in red, reddish brown 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 Jaspillite are creating artwork, jewelry.