Know all about Picrite and Pyrolite properties here. All properties of rocks are important as they define the type of rock and its application. Picrite and Pyrolite belong to Igneous Rocks.Texture of Picrite is Earthy, Rough whereas that of Pyrolite is Phaneritic. Picrite appears Rough and Shiny and Pyrolite appears Rough and Shiny. The luster of Picrite is subvitreous to dull while that of Pyrolite is shiny. Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors whereas Pyrolite is available in dark greenish - grey colors. The commercial uses of Picrite are as a feed additive for livestock, as armour rock for sea walls, metallurgical flux, pottery, source of magnesia (mgo) and that of Pyrolite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.