Know all about Harzburgite and Dacite properties here. All properties of rocks are important as they define the type of rock and its application. Harzburgite and Dacite belong to Igneous Rocks.Texture of Harzburgite is Phaneritic whereas that of Dacite is Aphanitic to Porphyritic. Harzburgite appears Rough and Shiny and Dacite appears Vesicular. The luster of Harzburgite is shiny while that of Dacite is subvitreous to dull. Harzburgite is available in dark greenish - grey colors whereas Dacite is available in bluish - grey, brown, grey, light to dark grey colors. The commercial uses of Harzburgite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds and that of Dacite are commemorative tablets, creating artwork.