Know all about Conglomerate and Pseudotachylite properties here. All properties of rocks are important as they define the type of rock and its application. Conglomerate belongs to Sedimentary Rocks while Pseudotachylite belongs to Metamorphic Rocks.Texture of Conglomerate is Clastic whereas that of Pseudotachylite is Quench. Conglomerate appears Shiny and Rounded and Pseudotachylite appears Dull and Soft. The luster of Conglomerate is dull while that of Pseudotachylite is vitreous. Conglomerate is available in beige, black, brown, buff, light to dark grey, orange, rust, white, yellow colors whereas Pseudotachylite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Conglomerate are cemetery markers, in aquifers, tombstones and that of Pseudotachylite are creating artwork, gemstone.