Know all about Tuff and Anthracite properties here. All properties of rocks are important as they define the type of rock and its application. Tuff belongs to Igneous Rocks while Anthracite belongs to Metamorphic Rocks.Texture of Tuff is Clastic, Pyroclastic whereas that of Anthracite is Amorphous, Glassy. Tuff appears Dull, Vesicular and Foilated and Anthracite appears Veined or Pebbled. The luster of Tuff is vitreous to dull while that of Anthracite is shiny. Tuff is available in brown, grey, yellow colors whereas Anthracite is available in black, brown, dark brown, grey, light to dark grey colors. The commercial uses of Tuff are creating artwork and that of Anthracite are alumina refineries, electricity generation, liquid fuel, manufacture of soap, solvents, dyes, plastics and fibres, paper industry.