Know all about Blue Granite and Minette properties here. All properties of rocks are important as they define the type of rock and its application. Blue Granite and Minette belong to Igneous Rocks.Texture of Blue Granite is Phaneritic whereas that of Minette is Porphyritic. Blue Granite appears Shiny and Minette appears Dull, Banded and Foilated. The luster of Blue Granite and Minette is subvitreous to dull. Blue Granite is available in black, brown, light to dark grey, white colors whereas Minette is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors. The commercial uses of Blue Granite are cemetery markers, commemorative tablets, creating artwork, curling and that 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).