Know all about Granulite and Rhyolite properties here. All properties of rocks are important as they define the type of rock and its application. Granulite belongs to Metamorphic Rocks while Rhyolite belongs to Igneous Rocks.Texture of Granulite is Granoblastic whereas that of Rhyolite is Aphanitic, Glassy, Porphyritic. Granulite appears Veined or Pebbled and Rhyolite appears Banded. The luster of Granulite is vitreous while that of Rhyolite is earthy. Granulite is available in black, brown colors whereas Rhyolite is available in grey, white, light black colors. The commercial uses of Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones and that of Rhyolite are gemstone, laboratory bench tops, jewelry.