Know all about Minette and Oil shale properties here. All properties of rocks are important as they define the type of rock and its application. Minette belongs to Igneous Rocks while Oil shale belongs to Sedimentary Rocks.Texture of Minette is Porphyritic whereas that of Oil shale is Splintery. Minette appears Dull, Banded and Foilated and Oil shale appears Muddy. The luster of Minette is subvitreous to dull while that of Oil shale is dull. Minette is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas Oil shale is available in black, brown, buff, green, grey, red, yellow colors. The commercial uses of Minette and Oil shale are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo).