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