Know all about Oil shale and Eclogite 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 Eclogite belongs to Metamorphic Rocks.Texture of Oil shale is Splintery whereas that of Eclogite is Earthy. Oil shale appears Muddy and Eclogite appears Dull, Banded and Foilated. The luster of Oil shale is dull while that of Eclogite is subvitreous to dull. Oil shale is available in black, brown, buff, green, grey, red, yellow colors whereas Eclogite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Oil shale are an oil and gas reservoir and that of Eclogite are creating artwork, gemstone.