Know all about Picrite and Cataclasite properties here. All properties of rocks are important as they define the type of rock and its application. Picrite belongs to Igneous Rocks while Cataclasite belongs to Metamorphic Rocks.Texture of Picrite is Earthy, Rough whereas that of Cataclasite is Clastic. Picrite appears Rough and Shiny and Cataclasite appears Dull and Banded. The luster of Picrite is subvitreous to dull while that of Cataclasite is vitreous. Picrite and Cataclasite are available in black, brown, colourless, green, grey, pink, white, yellow 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 Cataclasite are commemorative tablets, creating artwork.