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