Know all about Obsidian and Kimberlite properties here. All properties of rocks are important as they define the type of rock and its application. Obsidian and Kimberlite belong to Igneous Rocks.Texture of Obsidian is Glassy whereas that of Kimberlite is Porphyritic. Obsidian appears Shiny and Kimberlite appears Dull and Banded. The luster of Obsidian is vitreous while that of Kimberlite is subvitreous to dull. Obsidian is available in black, blue, brown, green, orange, red, tan, yellow colors whereas Kimberlite is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors. The commercial uses of Obsidian are creating artwork, mirror, used in aquariums and that of Kimberlite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo).