Know all about Granite and Icelandite properties here. All properties of rocks are important as they define the type of rock and its application. Granite and Icelandite belong to Igneous Rocks.Texture of Granite is Granular, Phaneritic whereas that of Icelandite is Aphanitic to Porphyritic. Granite appears Veined or Pebbled and Icelandite appears Dull and Soft. The luster of Granite is dull to grainy with sporadic parts pearly and vitreous while that of Icelandite is vitreous. Granite is available in black, grey, orange, pink, white colors whereas Icelandite is available in bluish - grey, grey, pink, yellow colors. The commercial uses of Granite are curling, gemstone, laboratory bench tops, tombstones, used in aquariums and that of Icelandite are cemetery markers, creating artwork.