Know all about Rhyodacite and Suevite properties here. All properties of rocks are important as they define the type of rock and its application. Rhyodacite belongs to Igneous Rocks while Suevite belongs to Metamorphic Rocks.Texture of Rhyodacite is Earthy whereas that of Suevite is Earthy. Rhyodacite appears Skeletal and Suevite appears Banded. The luster of Rhyodacite is greasy to dull while that of Suevite is earthy. Rhyodacite is available in black to grey, dark greenish - grey colors whereas Suevite is available in black, brown, colourless, green, grey, pink colors. The commercial uses of Rhyodacite are cemetery markers, creating artwork and that of Suevite are as a feed additive for livestock, gemstone, metallurgical flux, source of magnesia (mgo).