Know all about Gabbro and Phyllite properties here. All properties of rocks are important as they define the type of rock and its application. Gabbro belongs to Igneous Rocks while Phyllite belongs to Metamorphic Rocks.Texture of Gabbro is Phaneritic whereas that of Phyllite is Phyllitic Sheen, Slaty. Gabbro appears Veined and Shiny and Phyllite appears Crinkled or Wavy. The luster of Gabbro is not available while that of Phyllite is phyllitic. Gabbro is available in dark grey to black colors whereas Phyllite is available in black to grey, light greenish grey colors. The commercial uses of Gabbro are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones and that of Phyllite are cemetery markers, commemorative tablets, creating artwork, writing slates.