Know all about Suevite and Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Suevite belongs to Metamorphic Rocks while Trachyandesite belongs to Igneous Rocks.Texture of Suevite is Earthy whereas that of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Suevite appears Banded and Trachyandesite appears Dull and Soft. The luster of Suevite and Trachyandesite is earthy. Suevite is available in black, brown, colourless, green, grey, pink colors whereas Trachyandesite is available in black, brown, light to dark grey colors. The commercial uses of Suevite are as a feed additive for livestock, gemstone, metallurgical flux, source of magnesia (mgo) and that of Trachyandesite are creating artwork, pottery.