Know all about Pseudotachylite and Websterite properties here. All properties of rocks are important as they define the type of rock and its application. Pseudotachylite belongs to Metamorphic Rocks while Websterite belongs to Igneous Rocks.Texture of Pseudotachylite is Quench whereas that of Websterite is Clastic, Granular, Phaneritic, Porphyritic. Pseudotachylite appears Dull and Soft and Websterite appears Layered, Banded, Veined and Shiny. The luster of Pseudotachylite is vitreous while that of Websterite is dull to vitreous to submetallic. Pseudotachylite is available in black, brown, colourless, green, grey, pink, white colors whereas Websterite is available in black to grey, bluish - grey, dark greenish - grey, green, light greenish grey colors. The commercial uses of Pseudotachylite are creating artwork, gemstone and that of Websterite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones.