Know all about Phyllite and Jasperoid properties here. All properties of rocks are important as they define the type of rock and its application. Phyllite belongs to Metamorphic Rocks while Jasperoid belongs to Sedimentary Rocks.Texture of Phyllite is Phyllitic Sheen, Slaty whereas that of Jasperoid is Earthy. Phyllite appears Crinkled or Wavy and Jasperoid appears Glassy or Pearly. The luster of Phyllite is phyllitic while that of Jasperoid is vitreous and pearly. Phyllite is available in black to grey, light greenish grey colors whereas Jasperoid is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Phyllite are cemetery markers, commemorative tablets, creating artwork, writing slates and that of Jasperoid are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo).