Know all about Scoria and Minette properties here. All properties of rocks are important as they define the type of rock and its application. Scoria and Minette belong to Igneous Rocks.Texture of Scoria is Vesicular whereas that of Minette is Porphyritic. Scoria appears Glassy and Vesicular and Minette appears Dull, Banded and Foilated. The luster of Scoria and Minette is subvitreous to dull. Scoria is available in black, brown, dark grey to black, red colors whereas Minette is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors. The commercial uses of Scoria are as a traction material on snow-covered roads, creating artwork, high-temperature insulation, in gas barbecue grills 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).