Know all about Borolanite and Oil shale properties here. All properties of rocks are important as they define the type of rock and its application. Borolanite belongs to Igneous Rocks while Oil shale belongs to Sedimentary Rocks.Texture of Borolanite is Granular whereas that of Oil shale is Splintery. Borolanite appears Banded and Foilated and Oil shale appears Muddy. The luster of Borolanite is greasy to dull while that of Oil shale is dull. Borolanite is available in brown, buff, cream, green, grey, pink, white colors whereas Oil shale is available in black, brown, buff, green, grey, red, yellow colors. The commercial uses of Borolanite are cemetery markers and that of Oil shale are an oil and gas reservoir.