Know all about Aplite and Skarn properties here. All properties of rocks are important as they define the type of rock and its application. Aplite belongs to Igneous Rocks while Skarn belongs to Metamorphic Rocks.Texture of Aplite is Granular, Graphic whereas that of Skarn is Earthy, Mud-rich, Rough. Aplite appears Veined or Pebbled and Skarn appears Dull. The luster of Aplite is dull to pearly to subvitreous while that of Skarn is waxy and dull. Aplite is available in black, grey, orange, pink, white colors whereas Skarn is available in black, brown, colourless, green, grey, white colors. The commercial uses of Aplite are curling, gemstone, laboratory bench tops, small sculptures, tombstones and that of Skarn are creating artwork, gemstone, jewelry, metallurgical flux, source of magnesia (mgo).