Know all about Larvikite and Picrite properties here. All properties of rocks are important as they define the type of rock and its application. Larvikite and Picrite belong to Igneous Rocks.Texture of Larvikite is Phaneritic whereas that of Picrite is Earthy, Rough. Larvikite appears Shiny and Picrite appears Rough and Shiny. The luster of Larvikite and Picrite is subvitreous to dull. Larvikite is available in black, brown, light to dark grey, white colors whereas Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors. The commercial uses of Larvikite are cemetery markers, commemorative tablets, creating artwork and that of Picrite are as a feed additive for livestock, as armour rock for sea walls, metallurgical flux, pottery, source of magnesia (mgo).