Know all about Picrite and Basaltic Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Picrite and Basaltic Trachyandesite belong to Igneous Rocks.Texture of Picrite is Earthy, Rough whereas that of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Picrite appears Rough and Shiny and Basaltic Trachyandesite appears Dull and Soft. The luster of Picrite is subvitreous to dull while that of Basaltic Trachyandesite is not available. Picrite is available in black, brown, colourless, green, grey, pink, white, yellow colors whereas Basaltic Trachyandesite is available in black, brown, light to dark grey 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 Basaltic Trachyandesite are an oil and gas reservoir, commemorative tablets, creating artwork.