Know all about Breccia and Pseudotachylite properties here. All properties of rocks are important as they define the type of rock and its application. Breccia belongs to Sedimentary Rocks while Pseudotachylite belongs to Metamorphic Rocks.Texture of Breccia is Brecciated, Clastic whereas that of Pseudotachylite is Quench. Breccia appears Layered, Banded, Veined and Shiny and Pseudotachylite appears Dull and Soft. The luster of Breccia is dull to pearly while that of Pseudotachylite is vitreous. Breccia is available in beige, black, blue, brown, buff, green, grey, orange, pink, purple, red, rust, white, yellow colors whereas Pseudotachylite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Breccia and Pseudotachylite are creating artwork, gemstone, jewelry.