Know all about Scoria and Phyllite properties here. All properties of rocks are important as they define the type of rock and its application. Scoria belongs to Igneous Rocks while Phyllite belongs to Metamorphic Rocks.Texture of Scoria is Vesicular whereas that of Phyllite is Phyllitic Sheen, Slaty. Scoria appears Glassy and Vesicular and Phyllite appears Crinkled or Wavy. The luster of Scoria is subvitreous to dull while that of Phyllite is phyllitic. Scoria is available in black, brown, dark grey to black, red colors whereas Phyllite is available in black to grey, light greenish grey colors. The commercial uses of Scoria are as a traction material on snow-covered roads, creating artwork, high-temperature insulation, in gas barbecue grills and that of Phyllite are cemetery markers, commemorative tablets, creating artwork, writing slates.