Know all about Oil shale and Limestone properties here. All properties of rocks are important as they define the type of rock and its application. Oil shale and Limestone belong to Sedimentary Rocks.Texture of Oil shale is Splintery whereas that of Limestone is Clastic or Non-Clastic. Oil shale appears Muddy and Limestone appears Rough and Banded. The luster of Oil shale is dull while that of Limestone is dull to pearly. Oil shale is available in black, brown, buff, green, grey, red, yellow colors whereas Limestone is available in beige, black, blue, brown, cream, gold, green, grey, light green, light grey, linen, pink, red, rust, silver, white, yellow colors. The commercial uses of Oil shale are an oil and gas reservoir and that of Limestone are animal feed filler, as a feed additive for livestock, paper industry, raw material for manufacture of quicklime, slaked lime, soil conditioner, used in aquariums, whiting material in toothpaste, paint and paper.