Know all about Slate and Anthracite properties here. All properties of rocks are important as they define the type of rock and its application. Slate and Anthracite belong to Metamorphic Rocks.Texture of Slate is Foliated whereas that of Anthracite is Amorphous, Glassy. Slate appears Dull and Anthracite appears Veined or Pebbled. The luster of Slate is dull while that of Anthracite is shiny. Slate is available in black, brown, buff, green, light to dark grey, purple, red, shades of blue colors whereas Anthracite is available in black, brown, dark brown, grey, light to dark grey colors. The commercial uses of Slate are blackboards, commemorative tablets, laboratory bench tops, standard material for the bed of billiard table, standard material for the beds of pool and snooker table, tombstones, used in aquariums, writing slates and that of Anthracite are alumina refineries, electricity generation, liquid fuel, manufacture of soap, solvents, dyes, plastics and fibres, paper industry.