Know all about Phyllite and Suevite properties here. All properties of rocks are important as they define the type of rock and its application. Phyllite and Suevite belong to Metamorphic Rocks.Texture of Phyllite is Phyllitic Sheen, Slaty whereas that of Suevite is Earthy. Phyllite appears Crinkled or Wavy and Suevite appears Banded. The luster of Phyllite is phyllitic while that of Suevite is earthy. Phyllite is available in black to grey, light greenish grey colors whereas Suevite is available in black, brown, colourless, green, grey, pink colors. The commercial uses of Phyllite are cemetery markers, commemorative tablets, creating artwork, writing slates and that of Suevite are as a feed additive for livestock, gemstone, metallurgical flux, source of magnesia (mgo).