Know all about Sovite and Pseudotachylite properties here. All properties of rocks are important as they define the type of rock and its application. Sovite belongs to Igneous Rocks while Pseudotachylite belongs to Metamorphic Rocks.Texture of Sovite is Granular, Poikiloblastic whereas that of Pseudotachylite is Quench. Sovite appears Dull, Banded and Foilated and Pseudotachylite appears Dull and Soft. The luster of Sovite is subvitreous to dull while that of Pseudotachylite is vitreous. Sovite and Pseudotachylite are available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Sovite and Pseudotachylite are an oil and gas reservoir, as a feed additive for livestock, creating artwork, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo).