Know all about Hawaiite and Phyllite properties here. All properties of rocks are important as they define the type of rock and its application. Hawaiite belongs to Igneous Rocks while Phyllite belongs to Metamorphic Rocks.Texture of Hawaiite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Phyllite is Phyllitic Sheen, Slaty. Hawaiite appears Dull and Soft and Phyllite appears Crinkled or Wavy. The luster of Hawaiite is not available while that of Phyllite is phyllitic. Hawaiite is available in black, brown, light to dark grey colors whereas Phyllite is available in black to grey, light greenish grey colors. The commercial uses of Hawaiite are creating artwork, sea defence and that of Phyllite are cemetery markers, commemorative tablets, creating artwork, writing slates.