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