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