Know all about Obsidian and Whiteschist properties here. All properties of rocks are important as they define the type of rock and its application. Obsidian belongs to Igneous Rocks while Whiteschist belongs to Metamorphic Rocks.Texture of Obsidian is Glassy whereas that of Whiteschist is Foliated. Obsidian appears Shiny and Whiteschist appears Banded and Foilated. The luster of Obsidian is vitreous while that of Whiteschist is subvitreous to dull. Obsidian is available in black, blue, brown, green, orange, red, tan, yellow colors whereas Whiteschist is available in colourless, green, grey, white colors. The commercial uses of Obsidian are creating artwork, mirror, used in aquariums and that of Whiteschist are creating artwork, gemstone, jewelry, production of lime.