Know all about Minette and Gossan properties here. All properties of rocks are important as they define the type of rock and its application. Minette belongs to Igneous Rocks while Gossan belongs to Metamorphic Rocks.Texture of Minette is Porphyritic whereas that of Gossan is Rough, Sandy. Minette appears Dull, Banded and Foilated and Gossan appears Dull and Banded. The luster of Minette is subvitreous to dull while that of Gossan is metallic. Minette is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas Gossan is available in brown, brown- black, gold, green, rust colors. The commercial uses of Minette are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo) and that of Gossan are cemetery markers, commemorative tablets, gemstone.