Know all about Adakite and Harzburgite properties here. All properties of rocks are important as they define the type of rock and its application. Adakite and Harzburgite belong to Igneous Rocks.Texture of Adakite is Porphyritic whereas that of Harzburgite is Phaneritic. Adakite appears Dull and Soft and Harzburgite appears Rough and Shiny. The luster of Adakite is grainy, pearly and vitreous while that of Harzburgite is shiny. Adakite is available in black, brown, light to dark grey colors whereas Harzburgite is available in dark greenish - grey colors. The commercial uses of Adakite are commemorative tablets, pottery, used in aquariums and that of Harzburgite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.