Know all about Websterite and Oil shale properties here. All properties of rocks are important as they define the type of rock and its application. Websterite belongs to Igneous Rocks while Oil shale belongs to Sedimentary Rocks.Texture of Websterite is Clastic, Granular, Phaneritic, Porphyritic whereas that of Oil shale is Splintery. Websterite appears Layered, Banded, Veined and Shiny and Oil shale appears Muddy. The luster of Websterite is dull to vitreous to submetallic while that of Oil shale is dull. Websterite is available in black to grey, bluish - grey, dark greenish - grey, green, light greenish grey colors whereas Oil shale is available in black, brown, buff, green, grey, red, yellow colors. The commercial uses of Websterite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones and that of Oil shale are an oil and gas reservoir.