Know all about Oil shale and Marble 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 Marble belongs to Metamorphic Rocks.Texture of Oil shale is Splintery whereas that of Marble is Granular. Oil shale appears Muddy and Marble appears Veined and Shiny. The luster of Oil shale is dull while that of Marble is dull to pearly to subvitreous. Oil shale is available in black, brown, buff, green, grey, red, yellow colors whereas Marble is available in black, blue, brown, grey, pink, white colors. The commercial uses of Oil shale are an oil and gas reservoir and that of Marble are cemetery markers, commemorative tablets, creating artwork, curling, laboratory bench tops, paper industry, tombstones, used in aquariums, whiting material in toothpaste, paint and paper.