Know all about Oil shale and Conglomerate properties here. All properties of rocks are important as they define the type of rock and its application. Oil shale and Conglomerate belong to Sedimentary Rocks.Texture of Oil shale is Splintery whereas that of Conglomerate is Clastic. Oil shale appears Muddy and Conglomerate appears Shiny and Rounded. The luster of Oil shale and Conglomerate is dull. Oil shale is available in black, brown, buff, green, grey, red, yellow colors whereas Conglomerate is available in beige, black, brown, buff, light to dark grey, orange, rust, white, yellow colors. The commercial uses of Oil shale are an oil and gas reservoir and that of Conglomerate are cemetery markers, in aquifers, tombstones.