Know all about Aplite and Gneiss properties here. All properties of rocks are important as they define the type of rock and its application. Aplite belongs to Igneous Rocks while Gneiss belongs to Metamorphic Rocks.Texture of Aplite is Granular, Graphic whereas that of Gneiss is Banded, Foliated, Platy. Aplite appears Veined or Pebbled and Gneiss appears Foliated. The luster of Aplite is dull to pearly to subvitreous while that of Gneiss is dull. Aplite is available in black, grey, orange, pink, white colors whereas Gneiss is available in black, brown, pink, red, white colors. The commercial uses of Aplite are curling, gemstone, laboratory bench tops, small sculptures, tombstones and that of Gneiss are cemetery markers, jewelry, tombstones, used in aquariums.