Know all about Picrite and Felsite properties here. All properties of rocks are important as they define the type of rock and its application. Picrite and Felsite belong to Igneous Rocks.Texture of Picrite is Earthy, Rough whereas that of Felsite is Arborescent Patterned, Vitreous. Picrite appears Rough and Shiny and Felsite appears Layered, Banded, Veined and Shiny. The luster of Picrite is subvitreous to dull while that of Felsite is vitreous. Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors whereas Felsite is available in black, blue, brown, green, orange, red, tan, 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 Felsite are mirror, jewelry.