Know all about Minette and Rhyodacite properties here. All properties of rocks are important as they define the type of rock and its application. Minette and Rhyodacite belong to Igneous Rocks.Texture of Minette is Porphyritic whereas that of Rhyodacite is Earthy. Minette appears Dull, Banded and Foilated and Rhyodacite appears Skeletal. The luster of Minette is subvitreous to dull while that of Rhyodacite is greasy to dull. Minette is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors whereas Rhyodacite is available in black to grey, dark greenish - grey 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 Rhyodacite are cemetery markers, creating artwork.