Know all about Anthracite and Scoria properties here. All properties of rocks are important as they define the type of rock and its application. Anthracite belongs to Metamorphic Rocks while Scoria belongs to Igneous Rocks.Texture of Anthracite is Amorphous, Glassy whereas that of Scoria is Vesicular. Anthracite appears Veined or Pebbled and Scoria appears Glassy and Vesicular. The luster of Anthracite is shiny while that of Scoria is subvitreous to dull. Anthracite is available in black, brown, dark brown, grey, light to dark grey colors whereas Scoria is available in black, brown, dark grey to black, red colors. The commercial uses of Anthracite are alumina refineries, electricity generation, liquid fuel, manufacture of soap, solvents, dyes, plastics and fibres, paper industry and that of Scoria are as a traction material on snow-covered roads, creating artwork, high-temperature insulation, in gas barbecue grills.