Know all about Evaporite and Obsidian properties here. All properties of rocks are important as they define the type of rock and its application. Evaporite belongs to Sedimentary Rocks while Obsidian belongs to Igneous Rocks.Texture of Evaporite is Earthy whereas that of Obsidian is Glassy. Evaporite appears Glassy, Vesicular and Foilated and Obsidian appears Shiny. The luster of Evaporite is subvitreous to dull while that of Obsidian is vitreous. Evaporite is available in colourless, green, grey, silver, white colors whereas Obsidian is available in black, blue, brown, green, orange, red, tan, yellow colors. The commercial uses of Evaporite are used in the manufacture of ceramic powder, used in the preparation of sulfuric acid and silicon diborite and that of Obsidian are creating artwork, mirror, used in aquariums.