Know all about Pegmatite and Picrite properties here. All properties of rocks are important as they define the type of rock and its application. Pegmatite and Picrite belong to Igneous Rocks.Texture of Pegmatite is Pegmatitic whereas that of Picrite is Earthy, Rough. Pegmatite appears Layered, Banded, Veined and Shiny and Picrite appears Rough and Shiny. The luster of Pegmatite is grainy, pearly and vitreous while that of Picrite is subvitreous to dull. Pegmatite is available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow colors whereas Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors. The commercial uses of Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz and that of Picrite are as a feed additive for livestock, as armour rock for sea walls, metallurgical flux, pottery, source of magnesia (mgo).