Know all about Shale and Ignimbrite properties here. All properties of rocks are important as they define the type of rock and its application. Shale belongs to Sedimentary Rocks while Ignimbrite belongs to Igneous Rocks.Texture of Shale is Clastic, Splintery whereas that of Ignimbrite is Aphanitic. Shale appears Muddy and Ignimbrite appears Dull, Vesicular and Foilated. The luster of Shale is dull while that of Ignimbrite is vitreous to dull. Shale is available in black, brown, buff, green, grey, red, yellow colors whereas Ignimbrite is available in beige, black, brown, grey, pink, white colors. The commercial uses of Shale are creating artwork, pottery and that of Ignimbrite are cemetery markers, commemorative tablets, creating artwork.