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