Know all about Oil shale and Basaltic Trachyandesite 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 Basaltic Trachyandesite belongs to Igneous Rocks.Texture of Oil shale is Splintery whereas that of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Oil shale appears Muddy and Basaltic Trachyandesite appears Dull and Soft. The luster of Oil shale is dull while that of Basaltic Trachyandesite is not available. Oil shale is available in black, brown, buff, green, grey, red, yellow colors whereas Basaltic Trachyandesite is available in black, brown, light to dark grey colors. The commercial uses of Oil shale are an oil and gas reservoir and that of Basaltic Trachyandesite are an oil and gas reservoir, commemorative tablets, creating artwork.