Know all about Felsite and Picrite properties here. All properties of rocks are important as they define the type of rock and its application. Felsite and Picrite belong to Igneous Rocks.Texture of Felsite is Arborescent Patterned, Vitreous whereas that of Picrite is Earthy, Rough. Felsite appears Layered, Banded, Veined and Shiny and Picrite appears Rough and Shiny. The luster of Felsite is vitreous while that of Picrite is subvitreous to dull. Felsite is available in black, blue, brown, green, orange, red, tan, yellow colors whereas Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors. The commercial uses of Felsite are mirror, jewelry and that of Picrite are as a feed additive for livestock, as armour rock for sea walls, metallurgical flux, pottery, source of magnesia (mgo).