Know all about Rhyodacite and Evaporite properties here. All properties of rocks are important as they define the type of rock and its application. Rhyodacite belongs to Igneous Rocks while Evaporite belongs to Sedimentary Rocks.Texture of Rhyodacite is Earthy whereas that of Evaporite is Earthy. Rhyodacite appears Skeletal and Evaporite appears Glassy, Vesicular and Foilated. The luster of Rhyodacite is greasy to dull while that of Evaporite is subvitreous to dull. Rhyodacite is available in black to grey, dark greenish - grey colors whereas Evaporite is available in colourless, green, grey, silver, white colors. The commercial uses of Rhyodacite are cemetery markers, creating artwork and that of Evaporite are used in the manufacture of ceramic powder, used in the preparation of sulfuric acid and silicon diborite.