All about Variolite and Vogesite Properties
Know all about Variolite and Vogesite properties here. All properties of rocks are important as they define the type of rock and its application. Variolite and Vogesite belong to Igneous Rocks.Texture of Variolite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Vogesite is Porphyritic. Variolite appears Dull and Soft and Vogesite appears Dull, Banded and Foilated. The luster of Variolite is not available while that of Vogesite is subvitreous to dull. Variolite is available in black, brown, light to dark grey colors whereas Vogesite is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors. The commercial uses of Variolite are cemetery markers, creating artwork and that of Vogesite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo).