Know all about Epidosite and Coal properties here. All properties of rocks are important as they define the type of rock and its application. Epidosite belongs to Igneous Rocks while Coal belongs to Sedimentary Rocks.Texture of Epidosite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Coal is Amorphous, Glassy. Epidosite appears Dull and Soft and Coal appears Veined or Pebbled. The luster of Epidosite is not available while that of Coal is dull to vitreous to submetallic. Epidosite is available in black, brown, light to dark grey colors whereas Coal is available in black, brown, dark brown, grey, light to dark grey colors. The commercial uses of Epidosite are commemorative tablets, creating artwork and that of Coal are alumina refineries, electricity generation, liquid fuel, manufacture of soap, solvents, dyes, plastics and fibres, paper industry.