Know all about Picrite and Jaspillite properties here. All properties of rocks are important as they define the type of rock and its application. Picrite belongs to Igneous Rocks while Jaspillite belongs to Sedimentary Rocks.Texture of Picrite is Earthy, Rough whereas that of Jaspillite is Banded, Trellis. Picrite appears Rough and Shiny and Jaspillite appears Banded and Glassy. The luster of Picrite is subvitreous to dull while that of Jaspillite is earthy. Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors whereas Jaspillite is available in red, reddish brown 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 Jaspillite are creating artwork, jewelry.