Know all about Granulite and Phonolite properties here. All properties of rocks are important as they define the type of rock and its application. Granulite belongs to Metamorphic Rocks while Phonolite belongs to Igneous Rocks.Texture of Granulite is Granoblastic whereas that of Phonolite is Granular. Granulite appears Veined or Pebbled and Phonolite appears Banded and Foilated. The luster of Granulite is vitreous while that of Phonolite is greasy to dull. Granulite is available in black, brown colors whereas Phonolite is available in brown, buff, cream, green, grey, pink, white colors. The commercial uses of Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones and that of Phonolite are cemetery markers, creating artwork.