Know all about Gneiss and Granulite properties here. All properties of rocks are important as they define the type of rock and its application. Gneiss and Granulite belong to Metamorphic Rocks.Texture of Gneiss is Banded, Foliated, Platy whereas that of Granulite is Granoblastic. Gneiss appears Foliated and Granulite appears Veined or Pebbled. The luster of Gneiss is dull while that of Granulite is vitreous. Gneiss and Granulite are available in black, brown, pink, red, white colors. The commercial uses of Gneiss are cemetery markers, jewelry, tombstones, used in aquariums and that of Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones.