Know all about Minette and Andesite properties here. All properties of rocks are important as they define the type of rock and its application. Minette and Andesite belong to Igneous Rocks.Texture of Minette is Porphyritic whereas that of Andesite is Aphanitic to Porphyritic. Minette appears Dull, Banded and Foilated and Andesite appears Dull and Soft. The luster of Minette is subvitreous to dull while that of Andesite is vitreous. Minette is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas Andesite is available in bluish - grey, grey, pink, yellow 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 Andesite are commemorative tablets, creating artwork.