Know all about Shale and Rhyolite properties here. All properties of rocks are important as they define the type of rock and its application. Shale belongs to Sedimentary Rocks while Rhyolite belongs to Igneous Rocks.Texture of Shale is Clastic, Splintery whereas that of Rhyolite is Aphanitic, Glassy, Porphyritic. Shale appears Muddy and Rhyolite appears Banded. The luster of Shale is dull while that of Rhyolite is earthy. Shale is available in black, brown, buff, green, grey, red, yellow colors whereas Rhyolite is available in grey, white, light black colors. The commercial uses of Shale are creating artwork, pottery and that of Rhyolite are gemstone, laboratory bench tops, jewelry.