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