Know all about Pyrolite and Icelandite properties here. All properties of rocks are important as they define the type of rock and its application. Pyrolite and Icelandite belong to Igneous Rocks.Texture of Pyrolite is Phaneritic whereas that of Icelandite is Aphanitic to Porphyritic. Pyrolite appears Rough and Shiny and Icelandite appears Dull and Soft. The luster of Pyrolite is shiny while that of Icelandite is vitreous. Pyrolite is available in dark greenish - grey colors whereas Icelandite is available in bluish - grey, grey, pink, yellow colors. The commercial uses of Pyrolite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds and that of Icelandite are cemetery markers, creating artwork.