Know all about Tachylite and Lherzolite properties here. All properties of rocks are important as they define the type of rock and its application. Tachylite and Lherzolite belong to Igneous Rocks.Texture of Tachylite is Vitreous whereas that of Lherzolite is Grenue. Tachylite appears Glassy and Lherzolite appears Glassy, Vesicular and Foilated. The luster of Tachylite is resinous while that of Lherzolite is subvitreous to dull. Tachylite is available in black, dark brown colors whereas Lherzolite is available in black, dark greenish - grey, green, pink, purple colors. The commercial uses of Tachylite are cemetery markers, creating artwork and that of Lherzolite are as armour rock for sea walls, source of magnesia (mgo), used in aquariums.