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