Know all about Shale and Metapelite properties here. All properties of rocks are important as they define the type of rock and its application. Shale belongs to Sedimentary Rocks while Metapelite belongs to Metamorphic Rocks.Texture of Shale is Clastic, Splintery whereas that of Metapelite is Foliated. Shale appears Muddy and Metapelite appears Banded. The luster of Shale is dull while that of Metapelite is earthy. Shale is available in black, brown, buff, green, grey, red, yellow colors whereas Metapelite is available in dark greenish - grey, green, light green, light greenish grey colors. The commercial uses of Shale are creating artwork, pottery and that of Metapelite are commemorative tablets, creating artwork.