Know all about Phyllite and Blue Granite properties here. All properties of rocks are important as they define the type of rock and its application. Phyllite belongs to Metamorphic Rocks while Blue Granite belongs to Igneous Rocks.Texture of Phyllite is Phyllitic Sheen, Slaty whereas that of Blue Granite is Phaneritic. Phyllite appears Crinkled or Wavy and Blue Granite appears Shiny. The luster of Phyllite is phyllitic while that of Blue Granite is subvitreous to dull. Phyllite is available in black to grey, light greenish grey colors whereas Blue Granite is available in black, brown, light to dark grey, white colors. The commercial uses of Phyllite are cemetery markers, commemorative tablets, creating artwork, writing slates and that of Blue Granite are cemetery markers, commemorative tablets, creating artwork, curling.