Know all about Oil shale and Cataclasite properties here. All properties of rocks are important as they define the type of rock and its application. Oil shale belongs to Sedimentary Rocks while Cataclasite belongs to Metamorphic Rocks.Texture of Oil shale is Splintery whereas that of Cataclasite is Clastic. Oil shale appears Muddy and Cataclasite appears Dull and Banded. The luster of Oil shale is dull while that of Cataclasite is vitreous. Oil shale is available in black, brown, buff, green, grey, red, yellow colors whereas Cataclasite is available in brown, green, white, yellow colors. The commercial uses of Oil shale are an oil and gas reservoir and that of Cataclasite are commemorative tablets, creating artwork.